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Generate a palette, pull colours from an image and export reusable swatches.

Create device-specific colour profiles and check display consistency.

Connect browser colour picking with shareable palettes and scales.

Parse CSS colour strings and build adjusted values in JavaScript.

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

Add a configurable colour picker to ordinary web input fields.

Build a resizable colour picker with optional fields and alpha controls.

Choose a React colour picker or compose one from building blocks.

Generate interface themes from target contrast ratios and colour scales.

Extract image palettes with sampling, crop and colour-space controls.

Use named colour levels across interface code and design swatches.

Compare colour pairs interactively or check a complete palette in code.

Build colour scales and preview their roles in interface layouts.

Add a jQuery colour control with palettes, transparency and saved choices.

Change a colour matrix and see how it transforms an image.

See how traditional Sass colour adjustments transform a starting swatch.

Edit colour stops and transparency while viewing the resulting CSS

Vintage photo curation with links to the original archives

AI icon generator that turns short text prompts into app icons in under a minute.

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

A portable canvas for arranging visual references

A finding aid for early modern correspondence

View text contrast through different vision and lighting simulations.

Compare a text and background pair with editable colour values.