Foundations

Theme Override

Swaps theme colors for personal picks inside the wrapped subtree. Override only some tokens, or only one scheme such as dark mode. Pairs that fall below the 7:1 AAA contrast floor are flagged during development. To re-color the whole app, pass the same overrides to ThemeProvider.

ReactVueWeb Components
View in Storybook

Playground

Examples

<ThemeOverride
  colors={{ primary: '#115e59', 'primary-hover': '#134e4a', 'on-primary': '#ffffff' }}
  dark={{ 'bg-canvas': '#101418' }}
>
  <Button status="primary">保存する</Button>
</ThemeOverride>

Props

Name Type Default Description
colors ThemeColorOverrides — Token overrides applied in both color schemes.
light ThemeColorOverrides — Token overrides applied only while the light scheme is active.
dark ThemeColorOverrides — Token overrides applied only while the dark scheme is active.
children ReactNode —

Accessibility

  • Body/background contrast is ≥ 7:1 (AAA) in both light and dark.
  • Every interaction works with the keyboard alone.
  • The focus ring is always visible.
  • Respects prefers-reduced-motion and stops excessive motion.

Every component is designed to meet WCAG 2.1 AAA.