Font Contrast

Font Contrast

Improves webpage readability.

Font Contrast promo image
What is Font Contrast?

'Font Contrast' is a user-friendly Firefox add-on created to improve the readability of websites. With its capability to change light text to darker shades, enlarge small-sized fonts, and increase font boldness, users will find it easier to read web content. It also allows flexibility to set up website-specific options and is designed to be lightweight, not causing any browser bloat.

Stats date:
Users: 992 ▲ 9
Rating: 4.45 (74)
Version: 1.5.9 (Last updated: 2020-12-08)
Creation date: 2017-07-29
Weekly download count: 41
Firefox on Android: Yes
Manifest version: 2
  • http://*/*
  • https://*/*
  • storage
  • tabs
  • file:///*
Size: 200.88K
URLs: Website
Risk impact: High risk impact
Risk likelihood: Low risk likelihood

Other platforms

Not available on Chrome
Not available on Edge

Free and open-source add-on created to combat the trend of unreadable website designs.

Features highlights:

  • Turn hard to read text to black (or a darker shade)
  • Enlarge small fonts
  • Increase font boldness
  • Easy to toggle: click on the icon or press a shortcut (default F1)
  • Address bar button to quickly set up website-specific options
  • Very lightweight, does not bloat the browser
Source code:

You can buy me a coffe at:

User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
  • Improves readability of web text
  • Options to customize for each website
  • Blacklist and whitelist features
  • Helpful for visually impaired users or users with eye conditions
  • Saves from constant zooming in and out
  • Icon is not visible on dark themes
  • Not functional on some websites like Facebook and Google calendar
  • Does not work well with other extensions that change website's styling
  • Can be a bit complicated to set up
Most mentioned
  • Improves font contrast on web pages
  • Option to increase text size
  • The add-on icon is usually not visible on dark themes
  • Possibility to whitelist or blacklist sites
View all user reviews
Risk impact

Font Contrast is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install Font Contrast if you trust the publisher.

Risk likelihood

Font Contrast has earned a fairly good reputation and likely can be trusted.

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