Color Contrast Checker

Check WCAG compliance for text and background color combinations.

Text Color (FG)

Background Color (BG)

Sample Text

Output Result

How to use

1Select or enter a background color.
2Select or enter a foreground (text) color.
3Check the contrast ratio and WCAG accessibility standards.

Frequently Asked Questions

Is my data secure?

Yes. This tool runs entirely in your browser. Your data is never sent to our servers or stored anywhere.

Can I use this for large files?

Most browser-based processing can handle up to several megabytes. For extremely large files, we recommend using dedicated CLI tools or Web-based software.