---
title: "Color Vision Deficiency Assistant – Chrome extension stats, history and permissions"
description: "78 users, no ratings yet. Version 0.6.0, updated 2026-04-01. Requests 4 permissions."
url: "https://extensiontracker.com/extension/mmdagpmakenogdljohapaacefafhehgl"
---

# Color Vision Deficiency Assistant

Live in the Chrome Web Store.

- Users: 78
- Rating: no ratings yet
- Last checked: 2026-09-27 05:46 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #72,150 of 264,702 live extensions
- Rank in Accessibility: #3,067 of 7,982

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Make websites more accessible for people with colour vision deficiencies.

- Extension ID: `mmdagpmakenogdljohapaacefafhehgl`
- Developer: [Carlos Jeurissen](https://extensiontracker.com/developer/u7dc0098f9a171a1590958cbb9d5a0783)
- Category: [Make Chrome Yours › Accessibility](https://extensiontracker.com/category/make_chrome_yours/accessibility)
- First published: 2021-10-03
- Last updated: 2026-04-01
- Version: `0.6.0`
- Size: 26.5 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `apps.jeurissen.co`
- Support page: `https://apps.jeurissen.co/color-vision-deficiency-assistant/contact`
- Chrome Web Store: <https://chromewebstore.google.com/detail/color-vision-deficiency-a/mmdagpmakenogdljohapaacefafhehgl>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=mmdagpmakenogdljohapaacefafhehgl>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 78 | – | – |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## What it can access

From the extension's manifest, in plain language.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `<all_urls>`: Every website

### Sites where it runs scripts

- `<all_urls>`: Every website

### Browser features

- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Black Menu for Google™](https://extensiontracker.com/extension/eignhdfgaldabilaaegmdfbajngjmoke) | 200,000 | 4.62 | 3,803 | Workflow & Planning |
| [Shortcuts for Google™](https://extensiontracker.com/extension/baohinapilmkigilbbbcccncoljkdpnd) | 100,000 | 4.75 | 3,154 | Workflow & Planning |
| [G App Launcher (Shortcuts for Google™)](https://extensiontracker.com/extension/ponjkmladgjfjgllmhnkhgbgocdigcjm) | 100,000 | 4.00 | 560 | Functionality & UI |
| [Category Tabs for Google Keep™](https://extensiontracker.com/extension/dlahcjmefibiedeecoegjilekaebchhl) | 70,000 | 3.94 | 375 | Workflow & Planning |
| [Ink for Google™](https://extensiontracker.com/extension/hmanckoiohnlgdommlcckcflkmllobgj) | 10,000 | 4.73 | 665 | Workflow & Planning |
| [Periodex](https://extensiontracker.com/extension/jgchjobgkeggomcdilponoebejfjedpo) | 5,000 | 4.50 | 46 | Education |
| [Black Menu for Wikipedia](https://extensiontracker.com/extension/hdghceafmahkdiaoenecabpfokplecfi) | 3,000 | 4.50 | 78 | Education |
| [View Page Source](https://extensiontracker.com/extension/lcdkhcclmhdepcmfjmdjehekfdldpbje) | 3,000 | 4.57 | 7 | Developer Tools |
| [App Launcher in Popup](https://extensiontracker.com/extension/ngoeookbfpbhhmhaidcejfbfpgalaafc) | 3,000 | 3.78 | 58 | Workflow & Planning |
| [Auto Dark for YouTube™](https://extensiontracker.com/extension/glglagkphbeofaefhpkjpihlojjdajmk) | 1,000 | 4.44 | 9 | Just for Fun |

All 21 extensions by [Carlos Jeurissen](https://extensiontracker.com/developer/u7dc0098f9a171a1590958cbb9d5a0783).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-09-27 05:46 UTC; next check around 2026-10-17.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Color Vision Deficiency Assistant” (mmdagpmakenogdljohapaacefafhehgl). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/mmdagpmakenogdljohapaacefafhehgl. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_mmdagpmakenogdljohapaacefafhehgl,
  title   = {Color Vision Deficiency Assistant (mmdagpmakenogdljohapaacefafhehgl)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/mmdagpmakenogdljohapaacefafhehgl},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/mmdagpmakenogdljohapaacefafhehgl>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.