Foundations
Library
Technology
Brand
Components
Our UI is built from two component libraries. ShadCN provides the foundation — battle-tested, accessible primitives that we customize through CSS variables. The Pellucid Library contains components we built ourselves for features specific to our platform.
ShadCN
25 components
Pre-built components from ShadCN based on Base UI (Radix) primitives. Buttons, cards, inputs, tables, tabs, sidebar, and more.
ui.shadcn.comPellucid Library
2 components
Custom components built for Pellucid Labs. Internal tabs, copy modals, and other platform-specific UI patterns.
Adding Components
From ShadCN
npx shadcn@latest add [component-name]
Custom (Pellucid Library)
Create a new file in
components/ui/ with the internal- prefix. Add a Storybook story in stories/. The design system page picks it up automatically.