Aged Cerulean color palette — #EEE8DD · #3E8C9E · #00425A · #002221 · #000A17

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

The five colors

• Parchment (#EEE8DD): bright and airy, almost weightless.
• Cerulean (#3E8C9E): A full-bodied, balanced blue — the color of open sky before noon.
• Deep Teal (#00425A): A deep, shadowed, dusty blue — the color of open sky before noon.
• Onyx (#002221): A deep, shadowed, dusty teal — the color of sea glass.
• Ink (#000A17): A deep, shadowed, dusty blue — the color of deep harbor water.

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

Use it as a design system

One click turns Aged 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

• Navy Basin color palette (#F3E3DC, #59836C, #003E69, #002017, #01000B)
• Timeworn Azure Cabin color palette (#CCE6F3, #5D94D1, #6865A6, #003E41, #000D18)
• Hushed Petrol Courtyard color palette (#DDE8DF, #6AACBC, #007FA8, #005D5A, #000A17)
• Muted Summit color palette (#E7DAE3, #559EB1, #005C93, #003D2D, #04002D)
• Deep Terrace color palette (#DDEEEB, #006468, #00363D, #001B25, #000810)
• Ancient Grove color palette (#EBE4D9, #86A989, #006272, #003F33, #002331)
• Eclipse Cocoa color palette (#D6E9DE, #005B6E, #6A2600, #00252F, #100200)
• Hushed Petrol Courtyard color palette (#F4EDE3, #89B8D7, #2F6AA8, #004E5A, #1D2B52)

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