Description from extension meta
Check color contrast against Web Contrast Accessibility Guidelines (WCAG) level AA.
Image from store
Description from store
Checks the current page for color contrast compliance with Web Content Accessibility Guidelines (WCAG) level AA, as documented on this page:
https://www.w3.org/TR/UNDERSTANDING-WCAG20/visual-audio-contrast-contrast.html
Also checks for images that don't have alt text.