Ancient Seafoam color palette — #ECF7FF · #9DD4A4 · #3C799B · #29465B · #18232C

A conversation between Pistachio and Slate, giving this palette its sense of nature and growth.

The five colors

• Ivory (#ECF7FF): bright and airy, almost weightless.
• Pistachio (#9DD4A4): A luminous, balanced green — the color of new leaves after rain.
• Slate (#3C799B): A full-bodied, balanced blue — the color of deep harbor water.
• Navy (#29465B): A deep, shadowed, dusty blue — the color of open sky before noon.
• Onyx (#18232C): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.

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

Use it as a design system

One click turns Ancient Seafoam 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

• Petrol Thicket color palette (#EBF9F4, #EAD2A2, #6E9ABF, #38688D, #142621)
• Stone Terrace color palette (#EDF6FF, #C5AB74, #2E5574, #0A314C, #1A1C28)
• Cobalt Loft color palette (#EEF6FF, #FFDEC9, #4E79AB, #163960, #081019)
• Timeworn Shell Balcony color palette (#F1F5FF, #FDBEC2, #7678A8, #444C63, #282B35)
• Dusty Lilac Coast color palette (#F0F5FF, #ABC3FF, #9C7DCD, #627CC6, #212233)
• Muted Periwinkle color palette (#EEF6FF, #42A2FF, #B27AA4, #3F7C68, #243446)
• Powdered Dune color palette (#F4F4FF, #FF9C88, #81509E, #4A2A5C, #19172F)
• Worn Emerald color palette (#E4F1FF, #009C5B, #003966, #001023, #000206)

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