Antique Cerulean Basin color palette — #D5E9E5 · #4398A4 · #005262 · #002C2B · #000509

A conversation between Cerulean and Peacock, giving this palette its sense of trust and stability.

The five colors

• Honeydew (#D5E9E5): A whisper-light, dusty teal — the color of sea glass.
• Cerulean (#4398A4): A luminous, balanced blue — the color of deep harbor water.
• Peacock (#005262): A full-bodied, dusty blue — the color of open sky before noon.
• Deep Forest (#002C2B): A deep, shadowed, dusty teal — the color of glacier melt.
• Ink (#000509): A deep, shadowed, dusty blue — the color of deep harbor water.

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

Use it as a design system

One click turns Antique 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

• Washed Cerulean Cabin color palette (#FDE9E0, #469EAB, #00516D, #003126, #00142D)
• Hushed Navy color palette (#E0F5F4, #507E9F, #003D6C, #001D29, #000106)
• Antique Petrol Pier color palette (#DEE0D2, #58B0C0, #007289, #004A4B, #001720)
• Worn Cerulean color palette (#EBF4F3, #A9CEDF, #0089AB, #005B60, #002434)
• Timeworn Loft color palette (#DBE9E2, #69AFA1, #008C8B, #00471E, #000604)
• Wandering Petrol Field color palette (#F5EAF2, #83C3CE, #007098, #003F32, #00020A)
• Weathered Ridge color palette (#D6EAE8, #006E34, #723600, #003415, #070100)
• Smoked Market color palette (#D7E3D9, #755F1A, #473200, #241400, #020200)

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