Ancient Cerulean Delta color palette — #E8FBED · #B09541 · #009AB0 · #91668A · #36473B

A conversation between Cerulean and Mustard, giving this palette its sense of nature and growth.

The five colors

• Ivory (#E8FBED): A whisper-light, dusty teal — the color of glacier melt.
• Mustard (#B09541): A luminous, balanced green — the color of new leaves after rain.
• Cerulean (#009AB0): A luminous, balanced blue — the color of a favorite pair of jeans.
• Slate (#91668A): A full-bodied, dusty pink — the color of neon signs at night.
• Charcoal (#36473B): A deep, shadowed, dusty teal — the color of sea glass.

Feels like: Nature, Growth, Trust, Stability, Optimism, Creativity. Tagged muted.

Use it as a design system

One click turns Ancient Cerulean Delta 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

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• Marigold Study color palette (#FFF3E4, #D6A95E, #A09BDF, #9F7FA9, #46423B)
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Browse the whole catalog at Explore, or see today's palette.