Antique Cobalt color palette — #F4F8E5 · #9CD6ED · #0085B5 · #00505B · #000E1B

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

The five colors

• Ivory (#F4F8E5): A whisper-light, dusty green — the color of new leaves after rain.
• Powder Blue (#9CD6ED): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Cerulean (#0085B5): A full-bodied, balanced blue — the color of deep harbor water.
• Peacock (#00505B): A deep, shadowed, dusty blue — the color of deep harbor water.
• Ink (#000E1B): 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 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

• Hazy Sapphire Harbor color palette (#ECF0E4, #89BCEA, #0065C2, #003A51, #000111)
• Azure Canyon color palette (#F2F8E8, #B5EAF0, #5696D6, #006584, #001C47)
• Denim Chapel color palette (#DEEEEC, #5FAAC5, #005F82, #003D45, #002236)
• Timeworn Sky Harbor color palette (#F3F7E7, #BEE2F3, #44BAFB, #00849B, #00385D)
• Frosted Petrol Balcony color palette (#B9EFDC, #008F72, #0073A6, #5C5700, #000201)
• Washed Balcony color palette (#E3E5D7, #68AEC2, #005D79, #002B2F, #000103)
• Clover Quarry color palette (#E1F0E1, #00B65A, #007B51, #003C2B, #000F0A)
• Azure Study color palette (#EADBD3, #A1CBB5, #2E98E7, #007E77, #0C184C)

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