Ancient Cerulean color palette — #E3EFE5 · #1BA2C4 · #005F87 · #003B3C · #000919

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

The five colors

• Honeydew (#E3EFE5): bright and airy, almost weightless.
• Cerulean (#1BA2C4): A luminous, balanced blue — the color of deep harbor water.
• Peacock (#005F87): A full-bodied, balanced blue — the color of deep harbor water.
• Deep Teal (#003B3C): A deep, shadowed, dusty teal — the color of glacier melt.
• Ink (#000919): 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 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.

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