# ReaderThemeChoice

**Kind:** Type

**Source:** [`atloria-monorepo/apps/web/src/app/p/[slugId]/components/BrandingContext.tsx`](https://github.com/sherkety/atloria/blob/main/atloria-monorepo/apps/web/src/app/p/[slugId]/components/BrandingContext.tsx#L60)

Reader's own theme choice (C5) — 'system' defers to the publisher's colorMode.

## Definition

```ts
'light' | 'dark' | 'system'
```