Ancient Cerulean color palette — #EFF8F1 · #D8DCFA · #90B6FF · #00A0C6 · #373B64

Cerulean takes the lead with Sky close behind in a set that reads as trust and stability at first glance.

The five colors

• Ivory (#EFF8F1): a clean, paper-quiet neutral.
• Thistle (#D8DCFA): A whisper-light, dusty violet — the color of a velvet chair.
• Sky (#90B6FF): A luminous, balanced violet — the color of a velvet chair.
• Cerulean (#00A0C6): A luminous, balanced blue — the color of open sky before noon.
• Navy (#373B64): A deep, shadowed, dusty violet — the color of wild irises.

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

Use it as a design system

One click turns Ancient 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

• Chalky Sky color palette (#EFF8F0, #B5F0FF, #42C5FD, #00A6A1, #1B4363)
• Aged Periwinkle Hollow color palette (#FFF3E6, #DBD6E0, #97A7FF, #00878C, #3D2B52)
• Ancient Azure Parlor color palette (#D9E3DB, #7ECDE7, #009DDC, #007D7E, #00203F)
• Sunlit Honey Grove color palette (#E7FCE6, #FFB44C, #82BAFF, #CD8600, #013A73)
• Aged Cobalt color palette (#E5EEE7, #63ADC0, #007FAA, #005D5A, #000A17)
• Quiet Cornflower color palette (#E3EEE5, #79B7E7, #1F7DFB, #006A7F, #0A0D37)
• Cobalt Dune color palette (#EFF4E8, #A9DCCF, #4A83D3, #005C83, #0E1F53)
• Wisteria Terrace color palette (#FFE8C3, #EAA600, #00C2C9, #CD6DE6, #412C01)

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