# M3 Expressive Button

> A press-ripple button with Material 3 Expressive variants (filled, tonal, elevated, outlined, text), sizes, round/square shapes and icon-only widths, for shadcn/ui + Tailwind apps.

- Author: [crysta1221](https://21st.dev/@crysta1221)
- Library: shadcn M3E
- License: MIT
- Tags: Button, Material Design, Ripple, Cva
- npm dependencies: @base-ui/react, class-variance-authority
- Live preview: https://21st.dev/@crysta1221/components/button

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/crysta1221/button?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt · More like this: https://21st.dev/community/components/s/button.md