Color Contrast Checker

Large Heading Sample Text

This is standard normal paragraph text. Designers and developers use contrast checking to make sure their web applications remain accessible to everyone, including those with visual impairments.

Contrast Ratio

13.98:1

WCAG AA Normal Text

Minimum ratio 4.5:1

PASS

WCAG AA Large Text

Minimum ratio 3.0:1

PASS

WCAG AAA Normal Text

Minimum ratio 7.0:1

PASS

WCAG AAA Large Text

Minimum ratio 4.5:1

PASS

How to Use the Color Contrast Checker Tool

Test WCAG AA and AAA color accessibility ratios for text designs.

  1. 1

    Select and adjust your desired options in the tool interface above.

  2. 2

    Upload your file, provide your input, or tweak the settings as needed.

  3. 3

    Click the primary action button to process and instantly retrieve your results.

Why Choose Our Color Contrast Checker?

100% Free & Secure

All processing is done strictly within your browser. Sensitive files are never uploaded or saved on our servers.

Blazing Fast

No backend cloud uploads means your files are processed instantly using your local device's full power.

No Account Required

Start using the tool immediately — no paywalls, no mandatory signups, no annoying limitations.

Privacy First Design

Once you close your browser tab, all locally processed temporary data is completely and permanently erased.

Frequently Asked Questions