Colour

Use the Mac colour panel with shortcuts, recent colours and palette export

Start from one colour and preview a palette in an interface.

Measure displays, generate colour-correction tables and verify the result.

Share colour configurations and transforms across visual production tools.

Inspect a full-screen colour-vision simulation across applications.

Build colour scales around shared lightness levels and contrast checks.

Convert colour spaces and model perception-related transformations in Python.

Cycle through palettes with adjustable hue, lightness and interpolation.

Inspect colour codes, build harmonies and extract palettes from images.

Edit a colour system in perceptual coordinates and copy design tokens.

Convert and interpolate colours through an extensible Python object.

Generate lighter and darker variants at fixed percentage intervals.

Preview webpage colours through eight simulation modes in Chrome.

Edit colour stops and transparency while viewing the resulting CSS

Share a colour pair with its WCAG text-contrast result.

See how a colour pair performs for different text sizes.

Animate colour gradients on a web canvas with configurable states.

Use colour schemes and colour-space operations in D3 projects.

Generate a chosen number of shades and copy their values.

Trace photographic and film colour processes through documented examples.

Create related palettes and CSS gradients from existing colour values.

Convert colours between spaces and control their CSS output.

Build an eleven-step scale and export variables for a web project.

Explore photograph-based palettes with copyable hex colours and related combinations.