Cerulean Basin color palette — #E9F4F4 · #A7CDEA · #4D81AA · #00586D · #08213A
Built around Cerulean, softened by Peacock — the whole palette hums with trust and stability.
The five colors
- Ivory (#E9F4F4): a clean, paper-quiet neutral.
- Sky (#A7CDEA): A whisper-light, dusty blue — the color of open sky before noon.
- Cerulean (#4D81AA): A full-bodied, balanced blue — the color of open sky before noon.
- Peacock (#00586D): A full-bodied, dusty blue — the color of deep harbor water.
- Midnight (#08213A): A deep, shadowed, dusty blue — the color of open sky before noon.
Feels like: Trust, Stability, Calm, Sophistication. Tagged coastal, cool, light, muted.
Use it as a design system
One click turns Cerulean 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
- Timeworn Lagoon color palette (#E4F7F2, #93E0DC, #00959A, #006454, #002B30)
- Aged Cobalt color palette (#FAF4EF, #A6D0C0, #5479B0, #005F63, #34375A)
- Antique Petrol color palette (#DBEEEA, #8DBCCC, #007989, #004C48, #001921)
- Tempered Market color palette (#DBE8E8, #4D7EA2, #003D6D, #001D29, #000106)
- Cypress Basin color palette (#FCF2F6, #D8D4DF, #81A8DC, #007E81, #272A4F)
- Tempered Violet color palette (#DCDCFD, #975DC0, #B54051, #006096, #120E2C)
- Denim Veranda color palette (#E0F3F2, #74A1CB, #1456A4, #00364D, #000231)
- Pewter Harbor color palette (#F0F0FF, #F0C7F4, #CB9BB7, #7A699C, #2A2441)
Browse the whole catalog at Explore, or see today's palette.