Free Accessibility Tool

Color contrast checker

Enter your text color and background color below to see if your color combination is accessible and compliant for those with visual impairments.

100%
Swap Color
8%
Contrast ratio
—
—
Large Text
Larger than 18pt regular or 14pt bold — minimum contrast 3:1
—
Small Text
Smaller than 18pt regular — minimum contrast 4.5:1
—
Graphics & UI elements
Icons, buttons, minimum contrast 3:1
—
The Web Content Accessibility Guidelines (WCAG) define how to make web content accessible to everyone, including people with disabilities. These guidelines are organized into three levels of compliance: A, AA, and AAA, where AAA is the highest standard.
Color Preview
Large Text
This is large text, 24 point, medium weight
This is large text, 18 point, regular weight
Small Text
This is small text, 16 point, medium weight
This is small text, 12 point, bold weight
Graphics & UI Elements

4 Steps for Color Contrast Checker

1

Choose Text Color

Select or enter the foreground (text) color you want to test.

2

Choose Background Color

Pick or enter the background color for comparison.

3

Check Contrast

Click the button to instantly calculate the contrast ratio.

4

View Results

See if your colors meet WCAG AA or AAA accessibility standards.

Website Accessibility Checklist

A Color Contrast Checker is an online tool that measures the contrast ratio between text and background colors. It helps designers, developers, and content creators ensure readability and accessibility for all users, including those with visual impairments.

website color contrast
color contract cheacker

Why is Color Contrast Important?

Proper color contrast improves readability, enhances user experience, and ensures compliance with WCAG accessibility standards. Without enough contrast, text may be hard to read, leading to poor usability and accessibility issues.

Frequently Asked Questions

A Color Contrast Checker is a tool that measures the contrast ratio between text and background colors to ensure readability and accessibility.

Good color contrast improves readability, accessibility for visually impaired users, and compliance with WCAG accessibility standards.

Simply enter or select your text and background colors, click check, and the tool will show you the contrast ratio and compliance level.

WCAG requires a minimum contrast ratio of 4.5:1 for normal text and 3:1 for large text to meet Level AA compliance.

Yes, most color contrast checkers allow you to enter colors in multiple formats, including HEX, RGB, and HSL.

Absolutely! Designers, developers, and content creators can use it to ensure their websites are accessible and visually user-friendly.

What Our Users Say

99
★★★★★

“This tool saved me hours of guesswork. I checked my website colors and instantly knew which ones passed WCAG standards.”

99
★★★★★

“Super easy to use! Just entered my HEX codes and got results right away. Perfect for web designers.”

99
★★★★★

“I like how fast it works and that it supports multiple color formats. Would love a feature to suggest better contrast colors.”