Color Contrast Checker is a accessibility chrome extension. it's a free extension , it has 1,000+ active users since released its first version, it earns an average rating of 2.67 from 3 rated user, last update is 2552 days ago.
Test your web content to make sure the luminosity ratio meets WCAG 2.0 level AA and AAA.
You could download the latest version crx file or older version files and install it.
English.
50% user give 2-star rating, 50% user give 1-star rating. Read reviews of color contrast checker
You could find more help information from color contrast checker support page.
You could send emails to publisher, or check publisher's website.
More about manifest_file of color contrast checker.
You could click to report abuse of color contrast checker.
What does this even do?
When you click the button to either pick foreground/background box the overlay on the page is not move-able. In my case I was checking the skip links in the top left of the page when focused. Except I couldn't use this tool because it obscured the link.