Color Contrast Checker

Example:

Text: #000000 (black)
Background: #FFFFFF (white)

Contrast Ratio: 21:1
✓ WCAG AAA (Best)
✓ WCAG AA

Check if color combinations meet WCAG accessibility standards. Ensure readable text for all users.

Try Color Lab →

FAQs

What is WCAG AA vs AAA?

AA requires 4.5:1 for normal text, 3:1 for large. AAA requires 7:1 for normal, 4.5:1 for large.