Ancient Cobalt Hollow color palette — #ECF8F7 · #AAC9E3 · #3F7DB3 · #005C75 · #243C57

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

The five colors

• Ivory (#ECF8F7): bright and airy, almost weightless.
• Sky (#AAC9E3): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#3F7DB3): A full-bodied, balanced blue — the color of open sky before noon.
• Peacock (#005C75): A full-bodied, balanced blue — the color of a favorite pair of jeans.
• Navy (#243C57): 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 Cobalt Hollow 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

• Washed Orchard color palette (#F9EEF3, #B1CBE1, #547CBB, #005A60, #1C1B3F)
• Wandering Lagoon Grove color palette (#EAF9F5, #99CFDC, #18888C, #006151, #00434A)
• Ancient Petrol color palette (#EEF7F7, #D6DCED, #7D9DB9, #447787, #3F556B)
• Muted Study color palette (#F3F7EC, #BAEDDB, #71B8F8, #3998BA, #233B5C)
• Ancient Navy Grove color palette (#D1E9E8, #5D85A6, #003C73, #00202E, #000623)
• Pale Denim color palette (#DFECEC, #82A2C3, #1453AB, #003A55, #0A184D)
• Antique Lantern color palette (#C7EFE5, #598A25, #007C7F, #814D00, #20310F)
• Lichen Garden color palette (#D7FFF7, #C1F3C6, #7FC3A8, #5D6D3D, #204843)

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