Scientific colour maps
fabiocrameri.chUse versioned colour scales designed for accurate data communication.
Use versioned colour scales designed for accurate data communication.
Pick a physical screen pixel and paste a colour value in your code style
Convert colour spaces and model perception-related transformations in Python.
Use the Mac colour panel with shortcuts, recent colours and palette export
Build colour scales around shared lightness levels and contrast checks.
Chain colour transformations while keeping earlier values unchanged.
Inspect device colour ranges, profile conversions and measurement data.
Find named, community-contributed gradients for design and code.
Train a personal colour generator and search its combinations.
Compare how six picker models organize colour choices.
Browse curated palettes by colour, mood, season and popularity.
Shape multi-step colour scales with curves, locked colours and code exports.
Build palettes from community choices and carry their credits into exports.
Transform Python array functions with just-in-time compilation, automatic differentiation, and vectorization.
Build customer-facing integrations with managed authentication, API access, syncs, webhooks, and TypeScript functions.
Run JavaScript tests with built-in assertions and mocks for checking code behavior and dependency interactions.
Build composable Python command-line interfaces from decorated functions.
Build reactive web applications in Rust with client-side or server-side rendering.
Build colour harmonies with an RYB wheel and export palettes for design apps.
A PowerShell framework for unit, integration, and environment tests with mocking and CI reports.
Sample a foreground and background pair and copy its contrast report.
Generate programmable palettes from anchor colours and curved paths.
Apply an image’s dominant colour to its surrounding web element.
Manipulate common colour representations with a small Python interface.