Antique Ultramarine color palette — #E1E9F5 · #0F2CDE · #2F5000 · #002C47 · #000011

Cobalt and Deep Olive set the tone — five colors that lean into nature and growth.

The five colors

• Frost (#E1E9F5): bright and airy, almost weightless.
• Cobalt (#0F2CDE): A full-bodied, vivid violet — the color of wild irises.
• Deep Olive (#2F5000): A deep, shadowed, balanced green — the color of fresh herbs.
• Midnight (#002C47): A deep, shadowed, dusty blue — the color of deep harbor water.
• Black (#000011): A deep, shadowed, dusty violet — the color of twilight just after sunset.

Feels like: Nature, Growth, Trust, Stability, Creativity, Calm. Tagged vibrant, cool.

Use it as a design system

One click turns Antique Ultramarine 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

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• Hushed Denim color palette (#D4E9FF, #005590, #5A4000, #00302E, #000206)
• Chalky Nightshade Thicket color palette (#DDE6FF, #4B26C9, #860013, #133100, #000010)
• Washed Plum Dune color palette (#F3E7F6, #B10052, #00624C, #211593, #100003)
• Velvet Aubergine Studio color palette (#DFDDEE, #810099, #005242, #003127, #040006)
• Indigo Archive color palette (#D6DEF2, #7269EF, #008759, #214E9F, #101835)
• Tempered Byzantium color palette (#E2E5F5, #8A4BD8, #613C00, #4A0084, #030100)
• Timeworn Byzantium Corridor color palette (#E1DFF8, #9F26C4, #A83400, #004C6E, #040007)

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