Ancient Cerulean Harbor color palette — #EFF8F1 · #C2E6FF · #80B5F5 · #009CB5 · #2B3A57

Built around Cerulean, softened by Sky — the whole palette hums with trust and stability.

The five colors

• Ivory (#EFF8F1): a clean, paper-quiet neutral.
• Powder Blue (#C2E6FF): A whisper-light, dusty blue — the color of open sky before noon.
• Sky (#80B5F5): A luminous, balanced blue — the color of a favorite pair of jeans.
• Cerulean (#009CB5): A luminous, balanced blue — the color of a favorite pair of jeans.
• Navy (#2B3A57): A deep, shadowed, dusty violet — the color of a velvet chair.

Feels like: Trust, Stability, Calm, Sophistication. Tagged coastal, cool, light, muted.

Use it as a design system

One click turns Ancient Cerulean Harbor 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 Teal Coast color palette (#F1F7F2, #CDE1F8, #6DCDE5, #48AC96, #314B5D)
• Chalky Summit color palette (#E7F2E9, #92E2EE, #00B6DF, #009283, #00324A)
• Dusty Hollow color palette (#FDF3EB, #D9D5E1, #88A4E9, #007F7B, #412332)
• Tempered Basin color palette (#DAE8DD, #74A6D0, #126AEF, #005A6E, #05012A)
• Periwinkle Pier color palette (#C7EFE4, #8FC058, #50A9FF, #DC6D82, #00342B)
• Antique Cerulean Balcony color palette (#D8E3DA, #85D0CA, #00A5B2, #00815C, #00242D)
• Muted Cobalt Delta color palette (#F1F3EB, #A1D4C3, #4380B7, #005871, #0A203D)
• Hushed Moss color palette (#D9F6ED, #B0CB70, #C8A8FF, #77941E, #3C2A58)

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