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HomeToolsColor & DesignFree Color Scheme & Scale Generator

Part of Color & CSS

Color & DesignDesign

Free Color Scheme & Scale Generator

Generate comprehensive 11-stop UI color scales (50-950) with matching neutral ramps, light/dark mode component previews, 25+ curated seed presets, and Tailwind export.

TA
Tanbir Ahamed·Founder of ToolWise · Software Engineer
Published July 2026

Interactive Tool Workspace

#6366F1

Primary Scale (50–950)

Tailwind Compatible

Matching Tinted Neutrals (50–950)

5-10% Seed Hue Tint

Live System UI Preview (LIGHT)

Interactive Component Card
Pro SystemScale Demo

Modern Web Application

This card uses primary-500 for actions, primary-100 for badges, and tinted neutral ramps for borders and surface elevations.

Curated Seed Colors (25)

Export Color System

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        primary: {
          50: '#F4F5FB',
          100: '#E1E4F9',
          200: '#C2C6F5',
          300: '#9499F0',
          400: '#5056EC',
          500: '#1E22EB',
          600: '#1715C6',
          700: '#1C169D',
          800: '#1E176E',
          900: '#1B1646',
          950: '#141028',
        },
        neutral: {
          50: '#F6F6F8',
          100: '#EBEBF0',
          200: '#D8D8DF',
          300: '#BCBDC7',
          400: '#9596A7',
          500: '#7E7F8B',
          600: '#686873',
          700: '#55555E',
          800: '#3F3F46',
          900: '#2C2C30',
          950: '#1B1B1D',
        },
      }
    }
  }
}

How to Use

  1. 1Pick a brand seed color or choose from 25+ curated presets.
  2. 2The generator instantly builds an 11-stop primary scale, matching neutrals, and secondary accents.
  3. 3Toggle between Light and Dark mode to preview your system on live UI cards.
  4. 4Click any swatch to copy its individual hex value.
  5. 5Copy the full Tailwind config, CSS Variables, SCSS, or JSON design tokens with one click.

Features

  • ✓Full 11-stop color scales (50, 100, 200, 300, 400, 500, 600, 700, 800, 900, 950)
  • ✓Matching tinted neutral ramps for cohesive surfaces and text
  • ✓25+ curated seed presets across 5 themes (SaaS, Sunset, Ocean, Nature, Vibrant)
  • ✓Live Light and Dark mode interactive component preview
  • ✓🎲 One-click Random Seed generator
  • ✓Tailwind config, CSS Custom Properties, SCSS, and JSON export
  • ✓High contrast WCAG-compliant text indicator per stop
Comprehensive Guide & Reference

The Complete Guide to 11-Stop Color Systems & Tailwind Design

Learn how to build scalable 50-to-950 color ramps, tint neutral scales, and ensure accessibility compliance across modern light and dark mode interfaces.

1. The Anatomy of an 11-Stop Color Ramp

Modern design systems like Tailwind CSS and Material Design use numeric scale tiers:

  • 50–200 (Tints): Backgrounds, light callout boxes, table row hovers, and tag backgrounds.
  • 300–400 (Light Accents): Borders, decorative lines, and disabled interactive elements.
  • 500–600 (Primary Base): Primary action buttons, brand headers, icons, and focus outlines.
  • 700–800 (Dark Accents): High-contrast text on light backgrounds, hovered buttons, and badges.
  • 900–950 (Shades): Deep dark backgrounds, headers in dark mode, and high-contrast typography.

2. The Importance of Tinted Neutrals

Pure black (#000000) and pure gray (#808080) create visual disharmony against vibrant brand colors. By mixing 5% to 10% of your primary hue into your gray scale, you produce natural, organic neutrals (slate, zinc, stone) that visually tie the entire application together.

Real example

Worked example: a design-system scale from one seed

Input
Seed: #F59E0B · Scale: 50–950
Output
→11-step scale (50, 100 … 900, 950) interpolated in OKLCH · 50 near-white, 950 near-black · export CSS, Tailwind, SCSS, or JSON

OKLCH interpolation keeps perceived brightness even across steps, avoiding the muddy mid-tones plain RGB mixing produces.

Privacy & data handling

This tool runs entirely in your browser. What you enter is processed on your own device using JavaScript and WebAssembly — it is not uploaded to our servers, and there is no account, no signup and no per-use limit. Read our privacy policy.

Frequently Asked Questions

How is an 11-stop color scale generated from a single color?
Our generator analyzes the seed hue, saturation, and luminance. It then computes calibrated lightness targets (50 to 950) with natural saturation falloff and subtle hue drift to produce a production-ready color scale matching Tailwind CSS standards.
Why does the tool generate matching neutrals?
Pure grayscale neutrals often feel cold and sterile. Tinting the neutrals with 5-10% of your primary brand hue creates cohesive, polished UI cards, borders, and backgrounds.
How do I export this to Tailwind CSS?
Toggle the Output tab to Tailwind and copy the colors configuration object directly into your tailwind.config.js file.
What is the difference between a tint, a shade, and a tone?
A tint is created by adding pure white to increase lightness, a shade is created by adding pure black to darken the hue, and a tone is produced by mixing in gray (desaturating) to soften color intensity.
How are the 50 to 950 numerical shade labels mapped to UI components?
Typically, 50-100 are used for subtle page/card backgrounds, 200-300 for borders and dividers, 500-600 for primary CTA buttons and active icons, and 800-950 for high-contrast typography.
Can I export the scheme to CSS Custom Properties (Variables)?
Yes! Select CSS Variables from the export selector to copy neatly formatted `--color-primary-50` through `--color-primary-950` definitions for your global stylesheet.

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