Ultramarine Boulevard color palette — #D6E8E9 · #5A8FB3 · #565AB3 · #003828 · #000204

Iris takes the lead with Slate Blue close behind in a set that reads as trust and stability at first glance.

The five colors

• Frost (#D6E8E9): bright and airy, almost weightless.
• Slate Blue (#5A8FB3): A luminous, dusty blue — the color of deep harbor water.
• Iris (#565AB3): A full-bodied, balanced violet — the color of wild irises.
• Deep Forest (#003828): A deep, shadowed, dusty teal — the color of sea glass.
• Black (#000204): a grounded near-black with real depth.

Feels like: Trust, Stability, Creativity, Calm, Sophistication. Tagged pastel, light, muted, 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.

Similar palettes

• Chalky Denim Dune color palette (#DDF2E8, #00959D, #1165AF, #1F3F00, #000202)
• Pewter Lagoon color palette (#D1F3E6, #6383BF, #855993, #003D3D, #00030E)
• Petrol Delta color palette (#CDE9D5, #63A7BE, #0073A8, #003B3C, #00151A)
• Iris Quarry color palette (#D9EBF1, #74ACD1, #7F75D9, #00614B, #000D13)
• Deep Onyx color palette (#D9F1EA, #005C93, #4D003B, #002038, #040000)
• Raspberry Grove color palette (#EBD7E8, #A288D2, #B45092, #003D53, #06001A)
• Hushed Alley color palette (#BFE9DB, #ADB0EB, #AD7AAB, #005562, #170217)
• Lilac Archive color palette (#CAF4DE, #A5C3EE, #AD95D2, #00635A, #00251B)

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