Description from extension meta
Select a part of the viewport and compute the maximum contrast ratio
Image from store
Description from store
There may be a slight deviation because a monitor color profile is applied when the screen is captured.
In Chrome you can counteract that by changing chrome://flag 'Force color profile' to sRGB
v1.0.3 Using shadow root to prevent style mixture.
v1.0.5 Showing more color in a grid with contrast values
v1.0.6 Improved color selection
v1.0.7 Manifest V3
Latest reviews
- (2024-09-17) Jacek Czarniecki: Incorrect result when page is zoomed in (although screenshot is correct) - I need to be on 100% when using it, so measurements for small pieces of text are skewed by font anti-aliasing :( Hopefully it can be fixed, because other extensions are just rubbish.