Color Contrast Checker

Local Processing

Check WCAG contrast and get a fast accessibility signal for text colors.

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What it does

Color Contrast Checker helps creators and product teams validate whether a foreground and background combination is readable enough before it reaches production.

How to use

  • Open Color Contrast Checker and enter the source input you want to work with.
  • Run the tool once with a small sample so you can confirm the result format.
  • Copy, download, or reuse the output in your target app after a quick verification pass.
Read Protocol Guide

Examples & Workflows

Color Contrast Checker workflow

Check whether a text color passes WCAG for normal or large copy.

Color Contrast Checker team use

Compare brand colors before using them in marketing pages or UI components.

Color Contrast Checker quick task

Use contrast feedback while building a quick palette or design direction.