Free Tool

Color Theme Generator

Generate complementary, analogous, triadic, and monochromatic color palettes from any hex color. Export to Tailwind, CSS variables, SCSS, Material UI, and more.

Pick a Base Color

RGB

0, 82, 204

HSL

216°, 100%, 40%

Quick presets

Color Harmony Schemes

Two colors opposite on the color wheel — high contrast, bold pairings.

#0052CC

0,82,204

216°,100%,40%

#CC7A00

204,122,0

36°,100%,40%

Shades & Tints

Same hue from lightest to darkest — useful for design system scales.

#E5F0FF

229,240,255

215°,100%,95%

#B3D1FF

179,209,255

216°,100%,85%

#80B3FF

128,179,255

216°,100%,75%

#3385FF

51,133,255

216°,100%,60%

#005CE6

0,92,230

216°,100%,45%

#003D99

0,61,153

216°,100%,30%

#002966

0,41,102

216°,100%,20%

#001433

0,20,51

216°,100%,10%

Framework Export

Export your color scale ready to paste into your project.

Used in variable/class names
brand-colors.css
@import "tailwindcss";

@theme {
  --color-brand-50: #F0F6FF;
  --color-brand-100: #DCEAFE;
  --color-brand-200: #B4D1FD;
  --color-brand-300: #74AAFB;
  --color-brand-400: #2E80FA;
  --color-brand-500: #065FE5;
  --color-brand-600: #054AB3;
  --color-brand-700: #033886;
  --color-brand-800: #02275E;
  --color-brand-900: #02193C;
  --color-brand-950: #010E23;
  --color-brand: #0052CC;
}

Generated scale (11 steps)

All Schemes at a Glance

Complementary

Analogous

Triadic

Split-Complementary

Tetradic

Monochromatic

Color harmony explained

Color harmony schemes are derived from the relationships between colors on the color wheel. Complementary colors are opposite each other and create high contrast. Analogous colors sit adjacent and feel cohesive. Triadic schemes use three evenly-spaced colors for vibrant balance.

Design system export

The Framework Export tab generates a ready-to-paste color scale for Tailwind CSS v3/v4, Material UI, Chakra UI, shadcn/ui, CSS custom properties, and SCSS variables.

Why use Color Theme online?

Color Theme in the browser saves context switching: no CLI install, no fragile one-liners, and instant feedback for teammates who do not live in the terminal. It is ideal for debugging, demos, and quick checks during code review.

Tips for best results

Work with a sample payload first, then paste production data. Keep privacy in mind: prefer local browser processing for secrets, tokens, and customer data. Bookmark this page for faster access next time.

How to use

  1. Enter or pick a hex color.
  2. Browse the harmony schemes — Complementary, Analogous, Triadic, etc.
  3. Switch to Framework Export to download or copy the scale for your design system.
  4. Review the output and use Copy to paste into your editor, ticket, or chat.
  5. Need another utility? Scroll to Related Tools below for Color Theme companions on skybin.io.
  6. For a deeper walkthrough, read the linked Skybin blog article at the bottom of this page.

Online tool vs terminal

Terminal / CLIThis tool
Install CLI tools or write a one-off scriptOpen the tool in your browser — no install
Look up flags in man pages or Stack OverflowPaste input or upload files where supported
Repeat for each file format or edge caseGet instant visual feedback and copy buttons

All color calculations happen in your browser — nothing is sent to any server.

From the Skybin blog

Free developer tools from Skybin

Read the guide on Skybin

Frequently Asked Questions

What color formats are supported?
Input accepts hex (#RRGGBB or #RGB). Output shows hex, RGB, and HSL for every swatch.
Can I export to Tailwind CSS?
Yes. The Framework Export section generates Tailwind v3 and v4 color scales, plus CSS variables, SCSS, Material UI, Chakra UI, and shadcn/ui formats.
Is the tool free?
Yes, completely free with no sign-up required.
Is this tool free to use?
Yes. All Skybin developer tools are free with no account, API key, or usage limits.
Does my data get sent to a server?
No. Processing runs in your browser whenever possible. Sensitive input never leaves your device unless a tool explicitly fetches a URL you provide (e.g. OG Validator).
Can I use this on mobile?
Yes. The tools work in modern mobile browsers, though a desktop screen is easier for large JSON or PDF workflows.
How is this different from desktop apps?
There is nothing to install or update. Open a bookmarked URL and start working — ideal for quick tasks during development or support calls.
Are there keyboard shortcuts?
Most tools support standard paste (Ctrl+V / Cmd+V) and select-all in text areas. Copy buttons provide one-click output.
Does Skybin store my history?
No. We do not log tool inputs or outputs. Refreshing the page clears in-memory state unless the tool encodes state in the URL.