SK Contrast icon

SK Contrast

by Stefan Kuip · Developer Tools
FeaturedManifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Select a part of the viewport and compute the maximum contrast ratio

Users
30
−1 in 30 days
Rating
4.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#131K
#109K among extensions
Version
1.0.7
updated 30 Jan 2022

Users

monthly, 3 years
31833Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 30 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
001Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 1 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 SK Contrast

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

Growth

WindowUsersChangeRatingsRating
7 days−2−6.2%00.00
30 days−1−3.2%00.00
6 months+1+3.4%00.00
1 year+3+11.1%00.00

Version history

3 versions recorded
1.0.730 Jan 2022
1.0.627 Aug 2020
1.0.517 Jan 2020

Details

Category
Developer Tools
First seen
17 Jan 2020
Size
15 KB
Languages
en
Pricing
Free
Extension ID
lpllbckoiaocmofdpoehehobfppheflc

Permissions and risk

Minimal riskimpact 0, likelihood 0
Permissions
activeTabscripting

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