Colour · Free now

Contrast checker

Check text and background colours against WCAG 2.2 AA and AAA, and get the nearest darker or lighter text colour that passes AA.
Your data stays in this tabGives you Results to copy, Share text, Receipt
Text colour
Background

Result

The result shows here as you type.

Use it forWCAG contrast between two colours, and the nearest one that passes.

Good to knowIt works in this tab and has no code that sends what you type. Open the Receipt after a run to see the page's own count of network calls.

  • Color contrast
  • Wcag contrast
  • Accessibility
  • A11y
  • Contrast ratio

Where your data goesNowhere. The work happens in this tab.