Ultramarine Basin color palette — #CFE9EA · #0089BF · #3E52CD · #580087 · #0F000A

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

The five colors

• Frost (#CFE9EA): A whisper-light, dusty teal — the color of sea glass.
• Cerulean (#0089BF): A full-bodied, balanced blue — the color of deep harbor water.
• Cobalt (#3E52CD): A full-bodied, vivid violet — the color of a velvet chair.
• Royal Purple (#580087): A deep, shadowed, vivid violet — the color of a velvet chair.
• Ink (#0F000A): A deep, shadowed, dusty pink — the color of neon signs at night.

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

Use it as a design system

One click turns Ultramarine Basin 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

• Pale Cornflower color palette (#C8E4EB, #0F7DF6, #6944C5, #5E0065, #0E0003)
• Washed Grape color palette (#DCEDE2, #0087A9, #6C32B3, #453A00, #00030C)
• Linen Nightshade Loft color palette (#D3F3E4, #0094A3, #00699E, #261A97, #07000F)
• Chalky Nightshade Canyon color palette (#DEF2FF, #0076D2, #2228AF, #29005A, #04000A)
• Muted Byzantium color palette (#CCE2FD, #6969F6, #9522A5, #6E003E, #0C0000)
• Soft Grove color palette (#D4EEF4, #517FC7, #885486, #324F1E, #081800)
• Softworn Petrol Garden color palette (#E7EFF5, #A19EAF, #918196, #006C95, #010A14)
• Misty Cornflower color palette (#DEE6FD, #00B7C0, #5F83FF, #B53892, #070019)

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