🎨 Color & Design

Contrast Checker

Check color contrast against WCAG AA and AAA accessibility levels.

About the Contrast Checker

Check color contrast against WCAG AA and AAA accessibility levels. It runs entirely in your browser — nothing is uploaded to a server, so it is fast and private. Just use it and go.

How to use the Contrast Checker

  1. Enter or paste your input into the tool above.
  2. Adjust any options to fit what you need.
  3. Copy or download the result.

Frequently asked questions

Is the Contrast Checker free?

Yes. This tool is completely free to use, with no sign-up required.

Is my data safe?

Everything runs locally in your browser. Your input never leaves your device.

Related tools

Color Palette Generator

Generate matching color palettes from any base color.

CSS Gradient Generator

Create linear and radial CSS gradients and copy the code.

Color Converter

Convert colors between HEX, RGB, and HSL with a live preview.

Box Shadow Generator

Design CSS box shadows visually and copy the code.