👁 Color Contrast Checker

Ensure your PPT text is clear and readable

Select Colors

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Heading Text
Large Body Text - 18pt and above
Normal Body Text - 14-16pt sample text
Contrast Ratio
21:1

WCAG Standards

AAA Level (Best)
  • • Normal text: ≥ 7:1
  • • Large text: ≥ 4.5:1
  • • Use cases: Government websites, high accessibility requirements
AA Level (Pass)
  • • Normal text: ≥ 4.5:1
  • • Large text: ≥ 3:1
  • • Use cases: Most PPT presentations
Large text definition: 18pt and above or 14pt bold

💡 PPT Contrast Recommendations

  • Headings: At least 4.5:1, recommend 7:1 or higher
  • Body Text: At least 4.5:1, pay more attention to small font sizes
  • Projection Environment: Higher contrast needed in bright lighting
  • Color Scheme: Dark background + light text, or vice versa
  • Avoid: Red/green, yellow/white, gray/gray and other low-contrast combinations