Antique Cobalt color palette — #F0F3E9 · #AFD0C3 · #4781B1 · #00586F · #06213E

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

The five colors

• Cream (#F0F3E9): bright and airy, almost weightless.
• Oat (#AFD0C3): A whisper-light, dusty teal — the color of shallow lagoons.
• Cerulean (#4781B1): A full-bodied, balanced blue — the color of a favorite pair of jeans.
• Peacock (#00586F): A full-bodied, dusty blue — the color of open sky before noon.
• Midnight (#06213E): A deep, shadowed, dusty blue — the color of deep harbor water.

Feels like: Trust, Stability, Calm, Sophistication. Tagged coastal, cool, light, muted.

Use it as a design system

One click turns Antique Cobalt 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

• Dusty Bloom color palette (#F2F3E8, #BADAB9, #00959C, #006356, #002B31)
• Cobalt Summit color palette (#FBF2F6, #AFC9DC, #5279B2, #005F63, #333560)
• Ancient Petrol Basin color palette (#E9EBDC, #7FC0C7, #00788A, #004B49, #001921)
• Wandering Terrace color palette (#E4EAD8, #4C7EA3, #003C6E, #001D2A, #000106)
• Timeworn Denim Lagoon color palette (#E4E8DD, #75A1CB, #1556A4, #00364D, #000231)
• Wandering Periwinkle Lantern color palette (#FCF3EC, #C3E5F7, #79A8E9, #007E83, #422238)
• Lagoon Grove color palette (#F6E6D6, #BD8346, #1F9165, #7A4700, #002315)
• Tempered Canyon color palette (#F3E5D5, #AB6C0A, #4D7D2E, #8D3B55, #201000)

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