Color Contrast Checker

WCAG AA/AAA contrast ratios for text and UI elements

WCAG AA/AAA contrast ratios for text and UI elements

Foreground color

Background color

Font size

Suggested fixes

Privacy: Color Contrast Checker runs completely in your browser. Your input never leaves your device.

Color Contrast Checker FAQ

Is Color Contrast Checker free to use?

Yes, this tool is completely free. There are no fees, subscriptions, or limits — open the page and use it as much as you like.

Does Color Contrast Checker upload my data?

No. Color Contrast Checker runs entirely in your browser on your own device. Your text and numbers never leave your computer.

Does Color Contrast Checker work on mobile?

Yes. The tool is fully responsive and works on Android, iPhone, tablets, laptops, and desktop computers.