contrast checker

by fireinureeyes · Accessibility

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

The contrast checker shows a heatmap of the contrast ratio between the middle and surrounding pixels.

Users

−1 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#222K

#186K among extensions

Version

1.0

updated 6 Jan 2025

Users

monthly, 2 years

Latest, 15 Oct 2026: 7 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years

Latest, 15 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About contrast checker

The contrast checker shows a heatmap of the contrast ratio between the middle and surrounding pixels. The contrast setting can be changed in the extension options. Press Alt+Z (Ctrl+Z on MAC) or click on it's icon to start the extension.