Ancient Cerulean color palette — #EBF5ED · #ADCDDC · #3986A5 · #005C57 · #03223A

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

The five colors

• Cream (#EBF5ED): bright and airy, almost weightless.
• Powder Blue (#ADCDDC): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#3986A5): A full-bodied, balanced blue — the color of deep harbor water.
• Peacock (#005C57): A full-bodied, dusty teal — the color of shallow lagoons.
• Midnight (#03223A): 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 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

• Worn Study color palette (#ECF4ED, #C3E1F7, #6B91B8, #006A78, #1C2C46)
• Cobalt Bloom color palette (#FCF3EF, #B1CDB9, #2880B4, #006344, #283765)
• Softworn Canyon color palette (#E0EDE3, #95B8D6, #356BB1, #004957, #0A0F3B)
• Aged Abyss color palette (#D8E5DA, #448294, #00415C, #001F1F, #000104)
• Dusty Mulberry color palette (#D6E9DF, #887E00, #007A99, #8E336E, #00190E)
• Denim Summit color palette (#DAE9DD, #70A5BA, #005E8B, #00393B, #000A1E)
• Indigo Field color palette (#D8F0E1, #A49139, #7072C0, #645400, #17153F)
• Aged Courtyard color palette (#D3E6DA, #9B9D69, #72642C, #543800, #001E17)

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