TabColor
If the URL matches the keyword you specified, the entire browser tab will be displayed in red. You can register multiple keywords.
あなたが指定したキーワードにマッチしたURLの場合、ブラウザタブ全体が赤く表示されます。複数のキーワードを登録することができます。
TabColor - Change Firefox Tab Color
TabColor is a Firefox add-on that allows you to change the color of your browser tab to red when the URL matches a specified keyword. It provides a simple and customizable way to visually distinguish tabs based on their content.
Add-on stats
Weekly download count: 2
Firefox on Android: Yes
Risk impact: Moderate risk impact 
Risk likelihood:
Manifest version: 2
Permissions:
- storage
- activeTab
- tabs
- theme
Size: 18.02K
Email: ar*****@gmail.com
URLs: Website
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User reviews
It changed my theme.
by FastKC, 2020-04-12
This changes the color of all the tabs, to red if the selected tab matches, to grey if the selected tab does not match.
I would adjust the description accordingly.
Personally, I was looking for an addon which colors each tab with a different color.
by Firefoss, 2019-10-15
by Firefox user 13785992, 2018-04-23
Add-on safety
Risk impact
TabColor requires a few sensitive permissions. Exercise caution before installing.
Risk likelihood
TabColor has earned a fairly good reputation and likely can be trusted.
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