Does this tool store my data?

No! Our tool works 100% locally in your browser. BasicsHub respects your privacy — no data is logged, stored, or monitored to external servers.

Is WCAG Color Contrast Checker free?

Yes, WCAG Color Contrast Checker and all other tools securely hosted on BasicsHub are entirely free to use alongside endless executions with absolutely zero login limits.

BasicsHub Tool

Color Contrast Checker

Client-side processing only. No data leaves your browser.

Text Color (Hex)

Background Color (Hex)

The quick brown fox jumps over the lazy dog

Sample Text Preview

Contrast Ratio

21.00 : 1

WCAG AAA (Normal Text)

PASS