toolkit

Color Converter & Picker

Convert colors between HEX, RGB, HSL, and CMYK formats with a live visual preview and contrast checker.


Contrast Checker

Sample Text — The quick brown fox

Large Text Sample

Contrast Ratio: 6.39:1

AA Large ✓ AA Normal ✓ AAA ✗


Color Palette

Lightness Shades

Color Harmonies


About

  • Convert between HEX, RGB, HSL, and CMYK color formats
  • Interactive color picker with live preview
  • WCAG contrast ratio checker for accessibility
  • Color palette generation from a base color
  • One-click copy of any format

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toolkit — A collection of simple, client-side utilities for everyday tasks. Built with SvelteKit and Pico CSS.