Features & Capabilities
User Growth & Download Statistics
- By:
- Eitan Isaacson
- Daily users:
- 107 -1
- Rating:
- 3.76 (17)
- Version:
- 0.0.4 Last updated: 2023-02-14
- Version code:
- 5526309
- Creation date:
- 2022-10-17
- Risk:
- High risk impact Low risk likelihood
- Permissions:
- browserSettings
- <all_urls>
- tabs
- Size:
- 11.40KB
- Source:
- Firefox Add-ons Store
- Data ingested on:
- 2026-06-16
- Compare stats and ranking:
- High Contrast Toggle vs Toggle Colors
- High Contrast Toggle vs High Contrast based off of windows 7 high contrast
- High Contrast Toggle vs High Contrast Mode
Ranking
For Developers
Contact the developer
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Permission Change History
2022-10-27: Version 0.0.1 → 0.0.3
Add Permissions: <all_urls> tabs
User Reviews
very effective on both Windows and Ubuntu
by re*****, 2026-01-24
This is exactly what I was looking for.
All this does is provide a button in the toolbar to toggle Firefox's own high contrast mode. That mode is minimally configurable from Firefox's settings anyway, but it's a pain to have to open the settings each time you need to turn it on or off. This extension just adds a button to make that convenient.
The Firefox setting for this always affects the whole browser, not per-tab, and it only allows editing of four colours for high contrast mode. That's a limitation of Firefox's setting, not this extension.
by Fi*****, 2025-12-31
Have used for a few days now and is working great compared to the default behavior, which is a constant (literal) headache of digging into the FF settings menu over and over.
The extension makes it super easy to flip back and forth for pages that won't play nice with dark mode.
by sk*****, 2025-12-26
Is High Contrast Toggle Safe?
Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.
High Contrast Toggle requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk impact analysis details
- Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
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Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.
High Contrast Toggle has earned a fairly good reputation and likely can be trusted.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
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- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
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