Antique Cerulean color palette — #E9F4F3 · #C4E1F3 · #5496B9 · #006A79 · #042F4A

Cerulean and Peacock set the tone — five colors that lean into trust and stability.

The five colors

• Ivory (#E9F4F3): bright and airy, almost weightless.
• Powder Blue (#C4E1F3): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Cerulean (#5496B9): A luminous, balanced blue — the color of open sky before noon.
• Peacock (#006A79): A full-bodied, balanced blue — the color of deep harbor water.
• Midnight (#042F4A): 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 Cerulean 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

• Cypress Field color palette (#DAEBE7, #77A5B1, #00656A, #003A32, #000D11)
• Aged Cobalt color palette (#E8F5F4, #ACCCE8, #527FAF, #005773, #0C203E)
• Patina Lagoon color palette (#D7EAE7, #3C848F, #004351, #001F1F, #000203)
• Cobalt Lantern color palette (#FAF4EF, #BEE7D3, #4B8FCB, #00716C, #573E52)
• Lagoon Canyon color palette (#FBF2F7, #D7D4E0, #94BFEC, #009591, #313F5A)
• Muted Mulberry color palette (#F6EEFD, #C990AD, #5A92C9, #9C3B73, #042849)
• Indigo Delta color palette (#F6EEFF, #B47899, #AF6C44, #5D60B4, #24182E)
• Antique Cocoa Quarry color palette (#FFECF3, #CA9DAC, #946B49, #6E3E21, #142815)

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