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Vue Theme Toggle with Persisted Light/Dark Mode

By FrontendAtlas Team · Updated Jan 30, 2026

Add a global light/dark theme toggle in the top-right of the page using Vue 3. The selected theme should be stored in localStorage and restored when the page reloads. Vue focus: use a global ref/composable to persist theme in localStorage and apply a root attribute.…

  • Render a main page layout with a simple content card and a…
  • Support two themes: "light" and "dark".

Challenge preview

Vue Theme Toggle with Persisted Light/Dark Mode: Add a global light/dark theme toggle in the top-right of the page using Vue 3. The selected theme should be stored in localStorage and…. Expect vue and composition-api decisions under intermediate level constraints.

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