Colorice generates desktop colour schemes from wallpapers with an emphasis on perceptual consistency and readability.
Instead of performing its colour calculations directly in RGB or HSL, it uses the Oklab colour space, which is designed so that numerical differences correspond more closely to perceived differences between colours. The resulting palettes can then be rendered into configuration files for applications across a Linux desktop. Colorice also offers compatibility with existing pywal templates, making it possible to reuse established customisation setups rather than recreating them from scratch.
This is free and open source software.
Key Features
- Extracts wallpaper colours using K-means clustering in the Oklab colour space.
- Offers optional region-aware extraction using image segmentation.
- Enforces WCAG contrast levels between foreground and background colours.
- Generates 16 ANSI colour slots from the extracted palette.
- Provides vibrant, muted, warm and cool mood transformations.
- Supports pywal-compatible templates.
- Includes bundled templates for terminal emulators, window managers, editors, status bars, notification daemons and other desktop software.
- Provides lightening, darkening, saturation and desaturation filters inside templates.
- Supports chained colour transformations and multiple output formats.
- Can execute hooks after rendering templates to reload affected applications.
- Caches extraction results so an existing scheme can be reapplied without analysing the image again.
- Supports dark and light palette generation.
- Can preview generated template output without writing configuration files.
- Uses XDG-compliant locations for configuration, application data and cached information.
Website: github.com/rattle99/colorice
Support:
Developer: rattle99
License: GNU General Public License v3.0

Colorice is written in Python. Learn Python with our recommended free books and free tutorials.
Related Software
| Color Scheme Generators | |
|---|---|
| pastel | Generate, analyze, convert and manipulate colors |
| wpgtk | Colorscheme, wallpaper and template manager |
| Matugen | Cross-platform color generation tool |
| wallust | Create 16 color palettes |
| lule | Rust alternative to pywal |
| Rickrack | Color palette generator |
| KDE Material You Colors | Wallpaper-driven theming tool for KDE Plasma |
| Hellwal | Fast and extensible color palette generator |
| Pywal | Color schemes on the fly |
| walrs | Generates a color scheme from an image's dominant colors |
| Aether | Visual theming application |
| cwal | Generates dynamic color schemes from images |
| Tinct | Extracts color palettes from images |
| clrsync | Theme management tool for synchronizing color schemes |
| rong | CLI that extracts a Material You color palette |
| Colorway | GUI tool that generates color pairings |
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