Color Contrast Checker (WCAG)
Color Contrast Checker (WCAG) is a free online Color Tools tool that verify text contrast ratios against WCAG AA/AAA instantly in your browser. Paste your data, adjust the options and get the result in real time — no installation, no sign-up, and nothing is ever uploaded to a server.
Description
Verify text contrast ratios against WCAG AA/AAA.
- Because everything is computed client-side, Color Contrast Checker (WCAG) is safe to use with sensitive data such as API keys, tokens or private logs.
How to use
Using Color Contrast Checker (WCAG) takes three steps:
- Paste your data into the input box (or load the example).
- Configure the options to match your target format or scenario.
- Copy, download or inspect the output — it updates live as you type.
Examples
These ready-made examples show typical inputs and the exact output Color Contrast Checker (WCAG) produces for them.
#777777
Against #ffffff background.
Use cases
Common situations where Color Contrast Checker (WCAG) helps:
- Verify text contrast ratios against WCAG AA/AAA.
- Because everything is computed client-side, Color Contrast Checker (WCAG) is safe to use with sensitive data such as API keys, tokens or private logs.
FAQ
What is Color Contrast Checker (WCAG)?
Color Contrast Checker (WCAG) verify text contrast ratios against WCAG AA/AAA. It runs entirely in your browser, so your data stays private.
Is Color Contrast Checker (WCAG) free to use?
Yes. Color Contrast Checker (WCAG) is free, unlimited and works without registration or installation.
Does my data get uploaded?
No. All processing happens locally in your browser; nothing is sent to any server.