Ultramarine Boulevard color palette — #D1E2F2 · #5790F0 · #4352C1 · #3C2587 · #351E58

A conversation between Cobalt and Azure, giving this palette its sense of trust and stability.

The five colors

• Frost (#D1E2F2): A whisper-light, dusty blue — the color of open sky before noon.
• Azure (#5790F0): A luminous, balanced violet — the color of a velvet chair.
• Cobalt (#4352C1): A full-bodied, vivid violet — the color of twilight just after sunset.
• Indigo (#3C2587): A deep, shadowed, balanced violet — the color of a velvet chair.
• Royal Purple (#351E58): A deep, shadowed, balanced violet — the color of wild irises.

Feels like: Trust, Stability, Creativity, Balance. Tagged cool.

Use it as a design system

One click turns Ultramarine Boulevard into a complete token system: semantic roles from primary to success, an 11-stop OKLCH scale per role, a WCAG AA/AAA and APCA contrast matrix, an auto-derived dark mode and 11 export formats including CSS custom properties, Tailwind, Figma Variables and shadcn/ui.

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Browse the whole catalog at Explore, or see today's palette.