Contrast Checker

Check WCAG color contrast ratios for accessibility compliance and ensure readable text

WCAG 2.1 compliance check
Accessibility standards
Pass/fail indicators
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4.9/5
85,000+ users
Free WCAG 2.1 Instant

Large Text Preview

This is how normal text will appear with your selected color combination. Make sure it's easy to read!

21:1

Contrast Ratio

AA Pass

Normal Text: Pass

Large Text: Pass

AAA Pass

Normal Text: Pass

Large Text: Pass

WCAG Guidelines
Level AA (Minimum)
  • Normal text: 4.5:1 contrast ratio
  • Large text (18pt+): 3:1 contrast ratio
Level AAA (Enhanced)
  • Normal text: 7:1 contrast ratio
  • Large text (18pt+): 4.5:1 contrast ratio