Color Contrast Checker

Check WCAG color contrast accessibility compliance

Color Selection

RGB: 0, 0, 0
RGB: 255, 255, 255

Contrast Ratio

21.00:1

Excellent contrast - Passes AAA for all text sizes

Normal Text
≥ 14pt
AA ✓ AAA ✓
Large Text
≥ 18pt or ≥ 14pt bold
AA ✓ AAA ✓
UI Components
Graphics & UI components
AA ✓

WCAG Requirements

  • • Normal text AA: ≥ 4.5:1
  • • Normal text AAA: ≥ 7:1
  • • Large text AA: ≥ 3:1
  • • Large text AAA: ≥ 4.5:1
  • • UI components AA: ≥ 3:1

Color Presets

Live Preview

Heading Text

Subheading Text

Large text (18pt): The quick brown fox jumps over the lazy dog. This is how large text appears with your selected color combination.

Normal text (14pt): Lorem ipsum dolor sit amet, consectetur adipiscing elit. This demonstrates how regular body text appears with these colors.

Small text (12pt): Additional information might appear in smaller text. Make sure it's still readable with your color choices.

Link example

Suggested Improvements

Your color combination meets all accessibility standards!

Export