Free accessible theme generator for Tailwind, CSS variables, and JSON tokens

Generate production-ready themes with WCAG AA/AAA contrast fixes, real UI previews, and exports for real frontend workflows.

Why ChromUI
  • •Generates tokens, not just contrast scores
  • •Previews themes in realistic UI layouts before export
  • •Fixes AA / AAA issues inside the theme workflow
  • •Exports for CSS variables, Tailwind, and JSON tokens
Use cases
Tailwind projects
Design systems
Dashboards
Docs sites
Blogs and content sites
Accessibility reviews
Template previews
SaaS dashboard preview
Use ChromUI for dashboards with dense navigation, cards, tables, and data-heavy component states.
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News website preview
Use ChromUI for typography-heavy content layouts where readability and contrast hierarchy matter.
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Docs site preview
Use ChromUI for docs and developer content with sidebars, code blocks, and layered surfaces.
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How it works
  1. 1. Generate a theme
  2. 2. Validate contrast in real UI previews
  3. 3. Export tokens for CSS variables, Tailwind, or JSON workflows
Explore by workflow
Accessible theme generator
Generate accessible UI themes with real previews and practical exports.
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Design token generator
Create reusable theme tokens for surfaces, text, and interface hierarchy.
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Tailwind theme generator
Export accessible theme tokens into Tailwind-oriented workflows.
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CSS variables theme generator
Generate accessible themes for CSS custom property based systems.
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FAQ

Is ChromUI a contrast checker?

No. ChromUI is a free accessible theme generator that creates tokens, previews them in realistic layouts, and helps fix accessibility issues before export.

Can ChromUI export Tailwind theme tokens?

Yes. ChromUI can export Tailwind-ready theme tokens for real frontend workflows.

Can I export CSS variables from ChromUI?

Yes. ChromUI includes a CSS variables export for practical implementation in web projects.

Does ChromUI help with WCAG AA and AAA?

Yes. ChromUI supports WCAG-aware AA and AAA fixing workflows and previews the result in context.

Can I preview themes before exporting?

Yes. ChromUI previews themes in dashboards, docs, content layouts, and other realistic UI contexts.

Is ChromUI free?

Yes. ChromUI is currently free to use.

Who is ChromUI for?

ChromUI is for developers, designers, and design-system teams who need accessible themes, real UI previews, and implementation-ready exports.

Ready to generate a theme?

Open ChromUI to generate a theme, validate it in real UI previews, and export tokens for your frontend workflow.