Pa11y
pa11y.orgRun command-line or Node.js accessibility checks against web pages and local HTML.
Run command-line or Node.js accessibility checks against web pages and local HTML.
Check PDF accessibility and inspect reading structure
Build palettes around a fixed colour and carry them into gradients
Generate colours around backgrounds, foregrounds and accents in a design.
Build, mask and reuse a colour grade inside Final Cut Pro.
Convert colour values and collect palettes for design or code.
Collect screen or camera colours into palettes for design-file exports
Collect image colours and compare nearby colour-system references.
Reshape colour relationships on a grid and export reusable LUTs.
Shape film colour, grain and highlight glow with separate controls.
Look up colour values, compare shades and prepare interface palettes.
Original retail families with perpetual Standard and Branding licences.
Tré Seals’s retail fonts shaped by protest signs, newspapers and cultural history.
Generate a palette, pull colours from an image and export reusable swatches.
Edit a colour system in perceptual coordinates and copy design tokens.
Build colour scales around shared lightness levels and contrast checks.
A personal selection of typefaces indexed by author, license and style.
Build colour harmonies and carry their swatches into Adobe projects.
Collect screen colours and hand palettes to Mac design tools.
Combine, crop and adjust images online
Refine automatic background cutouts
Develop RAW photos through a film-simulation process