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Color Contrast Checker

Verify your color combinations meet WCAG accessibility standards. Test AA and AAA compliance for inclusive design.

Check Contrast

No account required - Start instantly

Design for Everyone

Color contrast is essential for accessibility. People with visual impairments, color blindness, or situational limitations (like bright sunlight) need sufficient contrast to read your content.

Our contrast checker validates your color pairs against WCAG 2.1 guidelines, helping you create designs that work for everyone.

Accessibility Features

Comprehensive contrast checking

WCAG Compliance

Check against WCAG 2.1 AA and AAA standards for both normal and large text.

Real-Time Preview

See your text on background colors as you adjust them.

Suggestions

Get recommended color adjustments to meet contrast requirements.

Multiple Formats

Enter colors as HEX, RGB, or HSL. Paste from any design tool.

How to Check Contrast

Simple verification

1

Enter Colors

Input your text color and background color.

2

See Results

View the contrast ratio and WCAG pass/fail status.

3

Adjust if Needed

Use suggestions to improve failing combinations.

Common Use Cases

Validating brand color accessibility
Testing UI component color schemes
Ensuring link colors are readable
Checking button and CTA contrast
Verifying form input accessibility
Auditing existing websites for compliance

Frequently Asked Questions

Check Your Contrast

Ensure your designs are accessible to everyone

Open Contrast Checker

Contact

Tell us what you're building and we'll get in touch fast

Ship a proof-of-concept, integrate Metro2, or hand off the workflow entirely—we respond within one business day and loop in the right Switch Labs partner for your stack.

Response Time
< 24 hours
Delivery Options
Product | Services

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