DevStackTools

Contrast Checker

Check color contrast for WCAG 2.1 accessibility compliance (AA and AAA levels)

Sample Text

The quick brown fox jumps over the lazy dog.

Small text example (14px)

4.47
Contrast Ratio
Fair

WCAG AA

WCAG AA
Normal text (14px+)
Fail
WCAG AA
Large text (18px+ / 14px bold)
Pass

WCAG AAA

WCAG AAA
Normal text (14px+)
Fail
WCAG AAA
Large text (18px+ / 14px bold)
Fail

WCAG 2.1 Requirements:

  • AA Normal: 4.5:1 for regular text
  • AA Large: 3:1 for large text (18px+ or 14px bold)
  • AAA Normal: 7:1 for regular text
  • AAA Large: 4.5:1 for large text