Ancient Cerulean color palette — #E4F5FC · #008D9B · #303E4B · #1C2B31 · #0F161A

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

The five colors

• Ivory (#E4F5FC): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#008D9B): A full-bodied, balanced blue — the color of a favorite pair of jeans.
• Charcoal (#303E4B): A deep, shadowed, dusty blue — the color of deep harbor water.
• Onyx (#1C2B31): A deep, shadowed, dusty blue — the color of open sky before noon.
• Ink (#0F161A): quiet, heavy and certain.

Feels like: Trust, Stability, Sophistication. Tagged noir, dark, luxury, muted.

Use it as a design system

One click turns Ancient Cerulean 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

• Antique Turquoise Atelier color palette (#E9F4F9, #42ACBC, #475B67, #293B42, #1A2326)
• Petrol Loft color palette (#D6E8F5, #007397, #18284F, #031A28, #010712)
• Washed Aqua Drift color palette (#E9F6EB, #60C9D5, #618479, #4A594D, #20231E)
• Driftwood Dune color palette (#EEF6FF, #6B9CCD, #B07D4D, #787432, #364452)
• Antique Cerulean color palette (#CFF4FF, #82C9E0, #4890B3, #46638F, #4E4767)
• Inked Nightshade color palette (#DEECFF, #0035AB, #231B21, #14032B, #00030D)
• Timeworn Petrol color palette (#EEF6FF, #89B4E0, #C3896B, #4576A7, #614253)
• Weathered Courtyard color palette (#DDFCFF, #B0C8D6, #8793A9, #816A71, #614A46)

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