Generate complete, accessible colour palettes from a single brand hex. Produces 11-shade scale (50-950), semantic tokens, dark mode variants, Tailwind v4 CSS output, WCAG contrast checks. Use whenever the user supplies a brand hex and asks for a palette, mentions setting up a design system, wants Tailwind theme colours from a brand colour, or asks to check colour accessibility / contrast.
HTML & CSS Skills for Claude Code, Codex & AI Agents
These skills help an agent produce polished HTML and CSS, often as standalone artifacts. Examples include HTML slide decks, web artifacts, utility CSS and Markdown conversion.
25 skillsExplore HTML & CSS skills
3 skillsshadcn/ui
The official shadcn/ui skill for AI agents. Find, add, compose, customize, and debug UI components using your project configuration, current component docs, and the shadcn CLI.
Set up Tailwind v4 + shadcn/ui themed UI with dark mode. Install deps, configure CSS variables via @theme inline, wire dark mode toggle, verify. Use whenever the user mentions Tailwind v4, setting up Tailwind theming, shadcn/ui colours, dark mode, or troubleshooting colours not working, tw-animate-css errors, @theme inline conflicts, @apply breaking after upgrade, or v3 → v4 migration issues.
Related topics
How to choose HTML & CSS skills
Use slide or artifact skills for single-file outputs, UnoCSS or shadcn/ui for app styling, and polish skills for spacing and detail.
- Build a slide deck as a single HTML file
- Convert Markdown to styled HTML
- Polish spacing and detail in a page
