Ancient Cerulean color palette — #E6F2E8 · #338EA0 · #004359 · #002220 · #000A16

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

The five colors

• Cream (#E6F2E8): a clean, paper-quiet neutral.
• Cerulean (#338EA0): A luminous, balanced blue — the color of open sky before noon.
• Deep Teal (#004359): A deep, shadowed, dusty blue — the color of deep harbor water.
• Onyx (#002220): A deep, shadowed, dusty teal — the color of glacier melt.
• Ink (#000A16): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.

Feels like: Trust, Stability, 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.

Similar palettes

• Navy Delta color palette (#D7E2D9, #4F86AF, #00397D, #002129, #030228)
• Petrol Basin color palette (#E1F3FC, #007196, #00334A, #292229, #000B13)
• Petrol Canyon color palette (#E8EADF, #73ABB7, #00819F, #005D61, #000B12)
• Denim Loft color palette (#EEE1DB, #48A0B2, #005F86, #003C32, #00081D)
• Indigo Studio color palette (#D1ECF5, #5B9EDA, #5B5EC0, #003637, #000D19)
• Obsidian Harbor color palette (#D2ECFA, #005B6D, #6F1F00, #00252E, #110200)
• Timeworn Cobalt Balcony color palette (#E7F2E9, #75BAE4, #0A6AB8, #004E59, #1D2C51)
• Smoked Garnet Alley color palette (#DBEAF1, #00465B, #5E0043, #282500, #000204)

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