Color Contrast Checker

Ensure your color combinations meet WCAG accessibility standards. Check contrast ratios for AA and AAA compliance instantly.

Color Contrast Checker

Test color combinations for WCAG accessibility compliance

Preview Text

This is normal text (14px)

This is large text (18px+)

This is bold text

Accessibility Features

Comprehensive tools for accessible design

WCAG Standards

Full compliance checking for WCAG 2.1 AA and AAA accessibility standards.

Live Preview

See exactly how your color combination looks with different text sizes and weights.

Instant Results

Get immediate pass/fail results for both normal and large text compliance.

Export Results

Copy detailed compliance reports for documentation and design handoffs.

Compliance Guidance

Clear explanations of accessibility requirements and improvement suggestions.

Color Picker

Visual color picker with hex code input for precise color selection.

Essential For

Who benefits from color contrast checking

Design & Development

  • • Web designers and UI/UX professionals
  • • Frontend developers building accessible sites
  • • Design system creators and maintainers
  • • Brand designers choosing accessible palettes

Compliance & Quality

  • • Legal compliance with accessibility laws
  • • Quality assurance and testing teams
  • • Government and public sector websites
  • • Enterprise applications and platforms

Contrast Standards

Understanding WCAG contrast requirements

AA Level (Standard)

Required by most accessibility laws

Normal Text:4.5:1
Large Text:3:1

Provides good readability for most users, including those with mild visual impairments.

AAA Level (Enhanced)

Highest level of accessibility

Normal Text:7:1
Large Text:4.5:1

Provides excellent readability for users with more significant visual impairments.

Frequently Asked Questions

Common questions about color contrast and accessibility