Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.

Dark Background and Light Text - Customizable Firefox Add-On
Dark Background and Light Text is a user-friendly Firefox add-on that allows users to customize their browsing experience. With a few clicks, users can change the background of any webpage to a darker shade and the text to a light color. This gives a unique contrast that can help in reducing eyestrain and facilitating reading. Designed with practicality and user convenience in mind, any color variation of the page display is customizable.
Add-on stats
Manifest V2
Rating: 4.46
1 new ratings
(1,082)
Weekly download count: 17,509
Firefox on Android: Yes
Permissions:
- <all_urls>
- tabs
- storage
- browserSettings
- webRequest
- webRequestBlocking
Size: 87.04K
Email: ad*****@khvoinitsky.org
Full description: See detailed description
Ranking
# 389 ▲ 18
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
User reviews
Pros
- Allows for better visibility and reading from distance (especially in bed)
- Easy to use with a simple interface
- Does not cause performance issues for most users
- Works well on a majority of websites
Cons
- Can make some webpages look bad or broken
- May cause performance issues on specific sites like Amazon Prime Video
- No option to export and import settings
- Inconsistent performance across different websites
Most mentioned
- Issues with website appearance
- Performance problems with certain streaming services
- Lack of customization options for settings
- Simplicity and ease of use
User reviews
by TheDragon007, 2025-03-10
by igorlogius, 2025-03-09
Some say that it makes pages look bad. I say that i can now see and read them from my bed 2.5 meters away. Darker theme override makes me sleep better. No perfomance issues found.
by Maustek, 2025-03-08
Add-on safety
Risk impact
Dark Background and Light Text 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
We don't have sufficient data to confidently determine the risk likelihood of Dark Background and Light Text. Use it at your own risk.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
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