UI Palette Generator

Spec sheet

Purpose

The tool generates accessible UI color palettes designed to work in light and dark modes.Read 9 Oct 2026 · mgifford.github.io

Intended users

The repository describes the tool as automating accessible enterprise UI color palette generation.Read 9 Oct 2026 · github.com

Deployment

The repository says the static site works on GitHub Pages or any static web server, and can be deployed by copying its docs folder to a host.Read 9 Oct 2026 · github.com

Integrations

The page describes Penpot-compatible JSON export and alignment with systems such as USWDS.Read 9 Oct 2026 · mgifford.github.io

Support

The project asks users to report issues or contribute improvements on GitHub.Read 9 Oct 2026 · mgifford.github.io

License

The public repository lists an AGPL-3.0 license.Read 9 Oct 2026 · github.com

Accessibility checks

The interface reports WCAG 2.2 AA and APCA text contrast results, and the project says human review is always required.Read 9 Oct 2026 · mgifford.github.io

Contrast checks

The interface reports WCAG 2.2 AA and APCA text contrast results.Read 9 Oct 2026 · mgifford.github.io

Exports

Users can download palette tokens as CSV, export Penpot-compatible JSON, or copy CSS variables for both themes.Read 9 Oct 2026 · mgifford.github.io

Hosting

The repository says the static site works on GitHub Pages or any static web server and can be deployed by copying the docs folder to a host.Read 9 Oct 2026 · github.com

Human review

The project description says human review is always required for AI-assisted palette exploration.Read 9 Oct 2026 · github.com

Imports

Users can import CSV or Penpot-compatible JSON files generated by the tool to replace the displayed palette.Read 9 Oct 2026 · mgifford.github.io

Integration

The repository says the palette supports comparisons and alignment with systems such as USWDS.Read 9 Oct 2026 · github.com

Light and dark themes

The same semantic token IDs are used in both themes, and the demo uses identical UI markup to show how palette values behave in components.Read 9 Oct 2026 · mgifford.github.io

Open source

The project is open source and the repository identifies its license as AGPL-3.0.Read 9 Oct 2026 · github.com

Palette generation

Users can generate palettes from a seed color, adjust settings, and override individual tokens.Read 9 Oct 2026 · mgifford.github.io

Refinement

The repository describes optional refinements to align tokens with USWDS colors or adjust content tokens to meet WCAG 2.2 and APCA thresholds.Read 9 Oct 2026 · github.com

Technology

The project is built with HTML, CSS, and vanilla JavaScript, and its repository says no frameworks or build tools are required for basic use.Read 9 Oct 2026 · github.com

Where Specifiction places it

• Color Palette Generators#32 of 346.5
• AI Color Palette Generators#22 of 226.5