Live preview
Every control recomputes real CSS against your actual site, not a mockup in a separate tab. What you see in the panel is what ships.
Starlight Customizer
Point, click, and theme your Starlight docs site right in the browser. Export a single stylesheet when you're happy with it.
Why teams reach for it
Section titled “Why teams reach for it”Accessible by default
A built-in contrast readout flags text and link color combinations that fail WCAG AA before you ever export.
No build step
Drag sliders, pick a preset, and reorder your sidebar without touching a terminal or reinstalling anything.
Own the output
Export one theme.css file and a short APPLY-THEME.md walkthrough. No proprietary format and no ongoing dependency.