Color Palette Generator
Generate beautiful, harmonious color palettes in one click — with lock, fine‑tune, contrast‑checking, and export built right in. No sign‑up, no cost, no guesswork.
Proudly built and maintained by Creshy.
Great design always starts with color
Before a single word is written or a single button is placed, every website, app, brand, or piece of art makes one silent decision that shapes everything after it: what colors will it use? Color is the first thing a visitor notices and the last thing they consciously think about — it works in the background, setting mood, guiding attention, and building trust, or, if it’s wrong, quietly pushing people away without them even knowing why.
The problem is that choosing colors that actually work well together is genuinely hard. Two colors can each look great on their own and still clash badly side by side. A palette that looks perfect on a designer’s monitor can turn muddy on a phone screen, or fail accessibility standards for readers with low vision. Most people don’t have years of color theory training, and hiring a designer just to pick five hex codes is overkill for a blog, a small business site, a school project, or a weekend app.
The Color Palette Generator was built to close that gap. It takes the color theory that professional designers rely on — complementary pairs, analogous families, triadic balance, monochromatic depth — and turns it into a single click. In seconds you get a complete, ready-to-use palette, and you can lock the parts you love, nudge the parts you don’t, and export the result in whatever format your project needs.
There’s also a psychological reason color deserves this much attention. Research on visual perception consistently shows that people form an impression of a product, brand, or interface within a fraction of a second, and color is one of the biggest drivers of that snap judgment — long before anyone reads a headline or scrolls past a hero image. Warm oranges and reds feel energetic and urgent, cool blues and greens feel calm and trustworthy, and soft pastels feel gentle and approachable. Choosing colors intentionally, rather than accidentally, is one of the highest-leverage design decisions you can make, and it’s exactly what this tool is designed to make effortless.
A smarter way to build color palettes
The Color Palette Generator is a free, browser-based tool that instantly creates coordinated sets of colors for any project — websites, mobile apps, presentations, branding, artwork, or interior mood boards. Instead of randomly guessing hex codes or scrolling through hundreds of inspiration images, you press one button (or tap the spacebar) and get a complete palette built on real color-harmony rules.
Every palette can be generated in several different “moods” — random, monochromatic, analogous, complementary, triadic, pastel, dark and moody, warm, or cool — so the tool adapts to what you’re actually designing, whether that’s a calm minimalist landing page or a bold, energetic poster. Once you have a palette you like, you’re not stuck with it as-is: individual colors can be locked in place, manually fine-tuned with a color picker, or shifted lighter, darker, more saturated, or more muted using simple sliders that apply to the whole set at once.
Because the tool understands that different people work in different formats, every color can be viewed and copied as HEX, RGB, or HSL, and full palettes can be exported as CSS variables, SCSS variables, a Tailwind config snippet, JSON, plain text, or a downloadable PNG swatch card. It even checks each color’s contrast against pure white and pure black, so you know at a glance which colors are safe to use for text and which ones aren’t.
Unlike a static list of “trending color palettes” you might find on a design blog, this tool is generative and interactive — it produces a fresh, original combination every time, tailored to the number of colors and the mood you choose, rather than recycling the same handful of pre-made sets that thousands of other websites have already used. That means the colors you end up with are far less likely to look like every other template out there.
Everything you need, nothing you don’t
Instant Generation
One click or a tap of the spacebar creates a brand-new palette in milliseconds.
Lock Your Favorites
Keep the colors you already love while the rest of the palette keeps refreshing.
9 Harmony Modes
Random, monochromatic, analogous, complementary, triadic, pastel, dark, warm, and cool.
Manual Fine-Tuning
Not quite right? Open the color picker and dial in the exact shade you need.
Contrast Checking
Instant readability badges tell you which colors pass accessibility standards.
6 Export Formats
CSS, SCSS, Tailwind, JSON, plain text, or a shareable PNG image.
Because guessing colors wastes time you don’t have
Most people who need a color palette aren’t color theorists — they’re developers who need to ship a landing page today, small-business owners who need their site to look credible, students finishing an assignment at midnight, or hobbyist designers who just want their project to look good without a two-week detour into color theory textbooks.
Manually testing color combinations means opening a dozen browser tabs, copying hex codes back and forth, checking them against a separate contrast checker, and hoping the final result actually looks intentional rather than accidental. The Color Palette Generator collapses all of that into one workspace. The harmony logic is already built in, so every palette you generate is mathematically coordinated rather than randomly thrown together — you’re choosing from good options instead of hoping you stumbled onto one.
It’s also built to fit into a real workflow rather than being a one-off toy. You can lock colors as you refine a palette over several attempts, save the versions you like as favorites, undo a change that didn’t work out, and export directly into the format your codebase or design tool already uses — no manual retyping of hex codes, no transcription errors.
And because it runs entirely in the browser with no account, no login, and no watermark, there’s no friction between having an idea and having a usable, exportable palette in your hands.
It also solves a quieter, easily overlooked problem: consistency across a team or across a project’s lifetime. When colors are generated ad hoc — one shade picked today, a slightly different shade picked next month — a product’s visual identity slowly drifts and starts to feel inconsistent. Because this tool lets you save palettes and export them into a single, shareable format like CSS variables or a JSON file, everyone working on a project can reference the exact same source of truth, so buttons, headers, and accents stay visually consistent no matter who touches the code next.
The everyday color headaches this tool fixes
“I don’t know which colors go together.”
The nine built-in harmony modes apply real color-theory rules (complementary, analogous, triadic, and more) automatically, so every generated palette is coordinated by design, not by luck.
“My text is hard to read on my background color.”
Every swatch shows a live contrast badge against white and black, so you can instantly see which colors are safe for text and which will hurt readability.
“I found a great palette earlier and now I’ve lost it.”
The Save Palette feature stores your favorite combinations right in the browser, so you can come back to any of them later with a single click.
“I like most of a palette but one color is off.”
Lock the colors you want to keep, then regenerate — only the unlocked swatches change. Or open the built-in color picker and adjust that one color by hand.
“Copying hex codes into my code is tedious and error-prone.”
Export the whole palette in one click as ready-to-paste CSS variables, SCSS variables, a Tailwind config, JSON, or plain text — no manual retyping required.
“My designer and developer use different color formats.”
Switch instantly between HEX, RGB, and HSL, so everyone on the team can copy the format that matches their own tools.
“Every palette I generate looks too similar to the last one.”
Nine distinct harmony modes — from soft pastels to bold triadic contrast — give you real variety on demand instead of subtle variations on the same random spread.
“I need this on my phone, not just my laptop.”
The entire tool — generation, locking, editing, saving, and exporting — works smoothly on mobile browsers, so you’re never stuck waiting until you’re back at a desk.
A closer look at what makes it powerful
Nine color-harmony modes
Rather than generating pure random RGB noise, the tool builds each palette from proven color-theory relationships. Monochromatic mode takes a single hue and varies its lightness for a calm, cohesive look. Analogous mode picks neighboring hues on the color wheel for a natural, easy-on-the-eyes feel. Complementary and triadic modes create bold contrast using opposite or evenly-spaced hues. Pastel and dark/moody modes control saturation and lightness for softer or richer moods, while warm and cool modes restrict the hue range to fire tones or ocean tones respectively.
Lock, undo, and fine-tune
Design is rarely a single perfect click — it’s iteration. That’s why every color can be individually locked so it survives future regenerations, why an Undo button lets you step back to your previous palette if a change didn’t land, and why a built-in color picker lets you manually nudge any single swatch to an exact shade without disturbing the rest of the set.
Live saturation and lightness control
Two simple sliders let you shift the entire palette’s saturation and lightness at once — perfect for quickly testing a more muted, corporate look or a punchier, more vibrant one, without regenerating from scratch and losing the hue relationships you already liked.
Built-in accessibility contrast checks
Each swatch is automatically checked against WCAG contrast guidelines for both white and black backgrounds, with a simple pass/fail badge. This means you can catch readability problems before they ever reach a live website, rather than discovering them after a user complains.
Flexible export, zero manual retyping
Once you’re happy with a palette, export it in the exact format your project needs — CSS custom properties, SCSS variables, a ready-to-use Tailwind config file, structured JSON for design systems, a plain text list, or a clean PNG swatch card you can drop straight into a brand deck or share with a client.
Instant color naming and identification
Every generated swatch is automatically matched to its closest common color name — like “Emerald,” “Coral,” or “Slate” — so you’re never stuck describing a color only by its hex code. This is especially useful when talking through a palette with a client or teammate who doesn’t think in hex, or when writing documentation that needs to reference colors in plain language.
Fast, keyboard-friendly workflow
For anyone generating dozens of palettes while exploring ideas, the spacebar shortcut means you never have to reach for the mouse between attempts — tap, glance, tap again. The shortcut is also built to stay out of your way: it’s automatically disabled while you’re typing or interacting with any dropdown or input field, so it never fires by accident.
Saved palettes that persist between visits
Every palette you save is stored locally in your own browser, so it’s still there the next time you open the tool, even if that’s days or weeks later. You can build up a small personal library of go-to color sets for different projects, revisit any of them with a single click, and remove the ones you no longer need — all without creating an account or handing over any personal information.
Built for whoever needs great colors, fast
You don’t need to be a professional designer to get real value out of this tool. It was deliberately built to be useful across very different roles and skill levels, so whether you’re shipping production code, sketching a brand for the first time, or just experimenting for fun, the same simple interface adapts to what you actually need.
Developers
Skip the design detour — export straight into CSS, SCSS, or Tailwind and keep building.
Designers
Use it as a fast starting point for mood boards, then fine-tune every shade by hand.
Marketers & Founders
Get a professional-looking brand palette without hiring a designer for a first draft.
Students
Learn color theory by seeing harmony rules applied live, not just described in a textbook.
Hobbyists
Perfect for personal projects, art, game assets, or anything that just needs to look good.
On the Go
Fully mobile-friendly, so you can generate and save palettes straight from your phone.
See it in action
Imagine you’re building a website for a small independent coffee shop. You want something warm and inviting, not corporate or cold, so you set the mode to Warm and generate a five-color palette. The tool returns something like this:
You immediately like the deep espresso brown and the soft cream, so you click the lock icon on both. You regenerate a few more times, and only the three middle colors keep changing until an orange shade appears that feels exactly right. A quick glance at the contrast badges confirms the dark brown passes for text on the cream background, so you know your headings will stay readable. You export the final five colors as CSS variables, paste them directly into your stylesheet, and your homepage already looks like it was styled by a professional — all in under two minutes.
Now imagine a different project: a meditation app that needs to feel calm rather than energetic. This time you switch the mode to Cool and generate a four-color palette. You get a set of soft blues and muted teals, lock the two you like best, and nudge the lightness slider slightly higher so the whole set feels airier on screen. Because the palette is built from a restricted, cool hue range rather than pure randomness, none of the colors fight each other — they all feel like they belong to the same calm, quiet world, exactly the tone the app needed.
Step-by-Step Guide
Getting from a blank idea to a finished, exportable palette takes less time than reading this sentence took you. Here’s exactly how the whole process flows from start to finish:
Choose a palette style
Pick a harmony mode — Random, Monochromatic, Analogous, Complementary, Triadic, Pastel, Dark/Moody, Warm, or Cool — based on the mood you’re going for.
Set how many colors you need
Select anywhere from 3 to 8 colors depending on the size of your project — a small logo might only need 3, while a full design system might use 8.
Generate your palette
Click “Generate New Palette,” or simply press the spacebar, to instantly create a new set of coordinated colors.
Lock the colors you like
Click the lock icon on any swatch to keep it fixed, then regenerate again — only the unlocked colors will change.
Fine-tune if needed
Use the pencil icon to open a color picker for any single swatch, or use the saturation and lightness sliders to adjust the whole palette at once.
Check contrast and copy codes
Glance at the W/B badges to confirm readability, switch between HEX, RGB, and HSL, and click any swatch to copy its code instantly.
Save or export
Click “Save Palette” to keep it for later, or use the Download button to export as CSS, SCSS, Tailwind, JSON, plain text, or a PNG image.
Frequently Asked Questions
How do I choose a good color palette for my website?
Start with the mood you want your site to convey — calm and minimal, bold and energetic, warm and friendly, or cool and professional — then pick the matching harmony mode. Generate a few options, lock the colors you like, and check the contrast badges before finalizing anything used for text.
What is the difference between HEX, RGB, and HSL?
HEX is a six-digit code (like #4F46E5) commonly used in CSS and design tools. RGB describes a color using red, green, and blue light values from 0–255. HSL describes a color by hue, saturation, and lightness, which is often easier for humans to adjust intuitively. This tool lets you view and copy any color in all three formats.
How do you calculate a complementary color?
A complementary color sits directly opposite the original color on the color wheel — in HSL terms, its hue is the original hue plus 180 degrees. The Complementary harmony mode calculates this automatically and applies it across your whole palette.
How many colors should a color palette have?
Most professional palettes use between 3 and 6 colors: one or two dominant colors, one or two accents, and one or two neutrals. This tool supports 3 to 8 colors, so you can scale up for larger design systems or scale down for a simple logo.
Is this color palette generator free to use?
Yes. The tool is completely free, requires no account or sign-up, and places no watermark on anything you generate, save, or export.
Can I use the generated colors for commercial projects?
Yes. Colors themselves cannot be copyrighted, so any palette this tool generates is completely free to use in personal, client, or commercial work with no attribution required.
How do I check if my colors have good contrast for accessibility?
Every swatch displays a “W” and “B” badge showing whether that color passes standard contrast guidelines against a white or black background. A green badge means it’s safe for text; a red badge means it should be reserved for backgrounds or decoration instead.
What is a monochromatic color scheme?
A monochromatic scheme uses a single hue at varying levels of lightness and saturation, creating a clean, cohesive look with built-in visual harmony. It’s a safe choice when you want a calm, unified design without much risk of clashing.
How do I save my favorite palettes?
Click “Save Palette” after generating a set you like. It’s stored directly in your browser, and you can revisit, reload, or remove any saved palette at any time from the Saved Palettes section.
Can I edit or lock individual colors instead of regenerating everything?
Yes. Click the lock icon on any swatch to protect it from future regenerations, or click the pencil icon to open a color picker and manually adjust that single color without affecting the rest of the palette.
Does this tool work on mobile phones?
Yes. The entire tool is fully responsive and touch-friendly, so you can generate, lock, edit, save, and export palettes just as easily from a phone or tablet as from a desktop.
How do I export colors directly into my CSS code?
Select “CSS Variables” from the export dropdown and click Download. You’ll get a ready-made stylesheet defining each color as a custom property, which you can paste straight into your project’s CSS file.
What’s the difference between analogous and triadic color schemes?
Analogous schemes use hues that sit close together on the color wheel for a smooth, natural look. Triadic schemes use three hues evenly spaced around the wheel, creating a more vibrant, balanced contrast while still feeling harmonious.
How do I generate a color palette from a specific mood or feeling?
Match the mood to a harmony mode: choose Pastel for something soft and gentle, Dark/Moody for something dramatic and premium, Warm for energy and comfort, or Cool for calm and trust. Generate a few times within that mode until one feels right, then lock it in.
Can I undo a change if I don’t like the new palette?
Yes. The Undo button steps back to your previous palette, so you can experiment freely with regenerating, editing, or adjusting sliders without worrying about permanently losing a version you liked.
Found an Issue? Let Us Know!
This tool is actively maintained, and your feedback genuinely shapes what gets improved next. If you spot a bug, notice a color that doesn’t generate correctly, run into a display issue on a specific device, or simply have an idea for a feature that would make your workflow easier, please reach out and let us know.
Every report is read, and fixes or improvements are rolled out on an ongoing basis — this tool is never considered “finished,” and it keeps getting better with real feedback from real users like you.
When reporting an issue, it helps to mention what device and browser you were using, which harmony mode was active, and what you expected to happen versus what actually happened. That context makes it much faster to reproduce and fix the problem, so your report leads to a real improvement rather than getting lost in the noise.
Disclaimer
- Colors may render slightly differently across monitors, phone screens, and print devices due to differences in display calibration and color profiles. Always preview a final palette on your actual target device before shipping a design.
- The contrast (W/B) badges are based on standard WCAG luminance calculations and are meant as a helpful guide, not a substitute for a full, professional accessibility audit of your finished website or application.
- Saved palettes are stored locally in your own browser. Clearing your browser’s site data, using a different browser, or switching devices will not carry saved palettes over automatically.
- This tool is provided as-is, free of charge, to help speed up the color-selection process. It is a creative aid, not a replacement for professional design, branding, or accessibility consultation on major commercial projects.
- Generated palettes are produced algorithmically based on color-theory rules and controlled randomness; while they are designed to be harmonious, personal taste and specific brand guidelines should always be the final judge of whether a palette is the right fit for your project.
Where people use this tool every day
Because color decisions come up in almost every creative and technical field, the same generator ends up being useful in places you might not immediately expect. Here are some of the most common ways people put it to work:
Website & landing page design
Generating a cohesive color system for headers, buttons, backgrounds, and text before writing a single line of CSS.
App & product UI
Building a consistent set of primary, secondary, and accent colors for mobile or web applications.
Branding & logo design
Quickly exploring color directions for a new brand identity before committing to a final palette.
Presentations & slide decks
Choosing a professional, coordinated color set for pitch decks, reports, and client presentations.
Social media graphics
Creating a recognizable, on-brand color scheme for posts, stories, and templates.
Interior design & mood boards
Testing wall, furniture, and accent color combinations before making real-world purchasing decisions.
Art, illustration & game assets
Generating a limited, harmonious palette to guide an illustration, character design, or game level.
Events, weddings & parties
Coordinating invitations, decorations, and signage around one consistent, well-matched color theme.