Colors
White, black and a few greys.
No accent colour. The photographs carry the colour, the interface stays out of the way.
Background
--color-background
Foreground
--color-foreground
Muted
--color-muted
Muted foreground
--color-muted-foreground
Primary
--color-primary
Primary foreground
--color-primary-foreground
Border
--color-border
Ring
--color-ring