ColorKit
colorkit.coBuild palettes around a fixed colour and carry them into gradients
Build palettes around a fixed colour and carry them into gradients
Measure displays, generate colour-correction tables and verify the result.
Browse shared palettes, gradients and image-based colour inspiration.
Build interface colour scales with shade curves and contrast targets.
Edit one colour across familiar web formats and wide-gamut OKLCH.
Generate five-colour palettes while keeping selected colours fixed.
Inspect colour values and CSS examples, then browse community palettes.
Use colour schemes and colour-space operations in D3 projects.
Compare colour references, build complements and convert colour data.
Compare camera images in original and simulated colour-vision views.
Browse named web colours, related swatches and downloadable colour icons.
Platform for building AI agents that run tasks and workflows
Create related palettes and CSS gradients from existing colour values.
Trace photographic and film colour processes through documented examples.
Compare text contrast with its size, weight and colour direction in view.
Add a configurable colour and opacity picker through a web input attribute.
Convert colour values and collect palettes for design or code.
Turn a text description or photograph into a colour palette.
Model paint-like colour mixing in a JavaScript application.
Use versioned colour scales designed for accurate data communication.
Pick a physical screen pixel and paste a colour value in your code style
Extract tables from text-based PDFs into spreadsheets
Extract PDF tables using configurable parsers and a CLI
Generate scientific colour scales with a controlled path from black to white.