Aged Cerulean Lagoon color palette — #E8F5F3 · #A2CFE8 · #3985A7 · #005A64 · #002337

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

The five colors

• Ivory (#E8F5F3): bright and airy, almost weightless.
• Sky (#A2CFE8): A whisper-light, dusty blue — the color of open sky before noon.
• Cerulean (#3985A7): A full-bodied, balanced blue — the color of deep harbor water.
• Peacock (#005A64): A full-bodied, dusty blue — the color of deep harbor water.
• Midnight (#002337): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.

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

Use it as a design system

One click turns Aged Cerulean Lagoon 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

• Tempered Petrol color palette (#EAF4F4, #CCDFF1, #6F90B8, #2D6580, #192C48)
• Patina Cypress Basin color palette (#DBEEE9, #87BECA, #007A7D, #004D3F, #001A1D)
• Patina Garden color palette (#FDF3ED, #A8D0BA, #2F7EB8, #006059, #283961)
• Abyss Terrace color palette (#E1F3EF, #549797, #00545A, #002C26, #000507)
• Worn Canyon color palette (#D6E3E2, #66A5C9, #005D91, #003745, #000B1C)
• Jade Quarry color palette (#D7E1D7, #5AAD6F, #008155, #004832, #00251D)
• Cobalt Archive color palette (#CEF5FA, #00907C, #0074B5, #5D6000, #00181B)
• Worn Bronze Quarry color palette (#CCF2F2, #40A77D, #AF6901, #006546, #2C1600)

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