Colorful Windows Enhanced by A-Layer
Dynamic colorful firefox windows with custom color picker and expanded color palette.
Extension Metadata
About this extension
Originally a fork of Colorful Windows by DaveDuck321, it has evolved with many new features.
Automatically theme each Firefox window with a unique color from a curated 32-color palette. Perfect for users who work with many windows simultaneously.
Features:
- 32 automatic color themes for instant window differentiation
- Instant popup color picker from the toolbar
- 60 preset colors plus custom hex input
- Color harmony tools: complementary, triadic, analogous, monochromatic
- Smart palette generation from any base color
- Colors persist across Firefox restarts
- Dark mode UI (follows system preference)
- WCAG-inspired contrast for readable text
Lightweight, privacy-focused, no data collection.
Automatically theme each Firefox window with a unique color from a curated 32-color palette. Perfect for users who work with many windows simultaneously.
Features:
- 32 automatic color themes for instant window differentiation
- Instant popup color picker from the toolbar
- 60 preset colors plus custom hex input
- Color harmony tools: complementary, triadic, analogous, monochromatic
- Smart palette generation from any base color
- Colors persist across Firefox restarts
- Dark mode UI (follows system preference)
- WCAG-inspired contrast for readable text
Lightweight, privacy-focused, no data collection.
Rated 0 by 0 reviewers
Permissions and data
Required permissions:
- Access recently closed tabs
- Access browser tabs
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 5.1.1
- Size
- 32.21 KB
- Last updated
- 8 days ago (Jan 30, 2026)
- Related Categories
- License
- MIT License
- Version History
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