bolt.new/packages/bolt/app/styles/variables.scss

/* Color Tokens Light Theme */
:root,
:root[data-theme='light'] {
  --bolt-background-primary: theme('colors.gray.0');
  --bolt-background-secondary: theme('colors.gray.50');
  --bolt-background-active: theme('colors.gray.200');
  --bolt-background-accent: theme('colors.accent.600');
  --bolt-background-accent-secondary: theme('colors.accent.600');
  --bolt-background-accent-active: theme('colors.accent.500');

  --bolt-text-primary: theme('colors.gray.800');
  --bolt-text-primary-inverted: theme('colors.gray.0');
  --bolt-text-secondary: theme('colors.gray.600');
  --bolt-text-secondary-inverted: theme('colors.gray.200');
  --bolt-text-disabled: theme('colors.gray.400');
  --bolt-text-accent: theme('colors.accent.600');
  --bolt-text-positive: theme('colors.positive.700');
  --bolt-text-warning: theme('colors.warning.600');
  --bolt-text-negative: theme('colors.negative.600');

  --bolt-border-primary: theme('colors.gray.200');
  --bolt-border-accent: theme('colors.accent.600');
}

/* Color Tokens Dark Theme */
:root,
:root[data-theme='dark'] {
  --bolt-background-primary: theme('colors.gray.50');
}

/*
 * Element Tokens
 *
 * Hierarchy: Element Token -> (Element Token | Color Tokens) -> Primitives
 */
:root {
  --header-height: 65px;

  /* App */
  --bolt-elements-app-backgroundColor: var(--bolt-background-primary);
  --bolt-elements-app-borderColor: var(--bolt-border-primary);
  --bolt-elements-app-textColor: var(--bolt-text-primary);
  --bolt-elements-app-linkColor: var(--bolt-text-accent);
}