Ultramarine Basin color palette — #E4EEFB · #0061C2 · #002E5E · #2C1C24 · #000A1B
A conversation between Cobalt and Navy, giving this palette its sense of trust and stability.
The five colors
- Frost (#E4EEFB): A whisper-light, dusty blue — the color of a favorite pair of jeans.
- Cobalt (#0061C2): A full-bodied, vivid blue — the color of deep harbor water.
- Navy (#002E5E): A deep, shadowed, balanced blue — the color of a favorite pair of jeans.
- Onyx (#2C1C24): A deep, shadowed, dusty rose — the color of a warm blush.
- Ink (#000A1B): A deep, shadowed, dusty blue — the color of deep harbor water.
Feels like: Trust, Stability, Calm, Balance. Tagged monochrome, muted, 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
- Nocturne Petrol color palette (#D9EDFD, #006D97, #002E43, #17151D, #000912)
- Twilit Aubergine Ridge color palette (#EEEAFF, #5F4BB6, #27007B, #260B0C, #0C0024)
- Inked Ultramarine color palette (#E2EAFA, #394BBD, #471800, #0D0061, #050100)
- Airy Delta color palette (#CCE0FF, #1073EB, #0042A0, #00153E, #000108)
- Petrol Terrace color palette (#D1E9EB, #00747F, #4F4F46, #003035, #000B0D)
- Cornflower Terrace color palette (#DEE9FB, #3791EF, #0067BE, #002A7B, #000206)
- Softworn Ridge color palette (#F2F4FF, #A799EC, #664FC2, #352272, #211A4C)
- Weathered Bronze Thicket color palette (#E1F3D7, #B05A00, #0069A4, #0C0E17, #000205)
Browse the whole catalog at Explore, or see today's palette.