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TheWCAG Color Blindness Simulator

Chrome extension by The Accessibility Team · Productivity · Tools

A Chrome extension in Productivity · Tools with 22 users, barely installed.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 2 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
22
Rating
5.0 (1 ratings)
Users, last 13 days
+2
Rating, last 30 days
Not watched long enough to say
Version
1.0.0
Updated in the store
2026-01-06
Published
2026-01-06
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+2 since 01.09
19-22 · 6 readings
  1. 2026-09-0120
  2. 2026-09-0419
  3. 2026-09-0620
  4. 2026-09-0719
  5. 2026-09-0921
  6. 2026-09-1322
Rating
unchanged since 01.09
reviewsrating 5.00 · 6 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-04reviews1rating5.00
  3. 2026-09-06reviews1rating5.00
  4. 2026-09-07reviews1rating5.00
  5. 2026-09-09reviews1rating5.00
  6. 2026-09-13reviews1rating5.00
Users
+2 since 01.09
19-22 · 6 readings
  1. 2026-09-0120
  2. 2026-09-0419
  3. 2026-09-0620
  4. 2026-09-0719
  5. 2026-09-0921
  6. 2026-09-1322
Rating
unchanged since 01.09
reviewsrating 5.00 · 6 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-04reviews1rating5.00
  3. 2026-09-06reviews1rating5.00
  4. 2026-09-07reviews1rating5.00
  5. 2026-09-09reviews1rating5.00
  6. 2026-09-13reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • Act on the current tab, but only after you click it activeTab
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

The Accessibility Team publishes 5 listings we track, 88 users between them. Listed website: thewcag.com.

  1. TheWCAG Accessibility Evaluation Tool The Accessibility Team · Productivity · Developer · published 2026-01-05 59 users ★ 5.0
  2. ContentEngine — Capture Ideas The Accessibility Team · Productivity · Developer · published 2026-03-27 4 users
  3. TheWCAG Accessibility Visualizer The Accessibility Team · Productivity · Developer · published 2026-01-22 3 users
Show 1 more from this publisher
  1. TheWCAG Evidence Capture The Accessibility Team · Productivity · Developer · published 2026-08-10 0 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. HueInsight : ColorBlindness Simulator Describes nearly the same job, smaller audience 77 users ★ 4.7
  2. ColourBlind Simulation tool for developers Describes nearly the same job, smaller audience 63 users
  3. Colorblindness Emulator Describes nearly the same job, smaller audience 270 users ★ 4.0
  4. Color Perception Simulator Describes nearly the same job, smaller audience 139 users ★ 5.0
  5. Dalton - Color Vision Assistant Describes nearly the same job, smaller audience 51 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.