Contrast Check

Unknown author · Developer Tools

Open in Chrome Web Store

Users

—

Avg rating

—

Ratings

—

Updated

Aug 11, 2026

Media

1 item

Description

Check WCAG contrast ratios between foreground and background colors. Contrast Check helps you verify readable color pairs against WCAG guidelines. How it works: • Pick foreground (text) and background colors with the color pickers or hex fields • See a live preview and the contrast ratio instantly • Get Pass/Fail for WCAG AA and AAA (normal and large text) • Optional: Sample text or background color from the current page with one click WCAG checks included: • AA normal text — 4.5:1 • AA large text — 3:1 • AAA normal text — 7:1 • AAA large text — 4.5:1 Privacy: • Runs only in your browser • No account, no sync, no server • Page colors are read locally when you choose to sample an element Free and offline — useful for designers, developers, and accessibility reviews.

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
14
Description length
Characters in the listing description.
780
Media assets
Screenshots and videos on the listing.
1
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
—

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.