Ultramarine Corridor color palette — #ECF9F2 · #0097BB · #4C5AAE · #633267 · #004237

A conversation between Cobalt and Cerulean, giving this palette its sense of trust and stability.

The five colors

• Ivory (#ECF9F2): bright and airy, almost weightless.
• Cerulean (#0097BB): A luminous, balanced blue — the color of deep harbor water.
• Cobalt (#4C5AAE): A full-bodied, balanced violet — the color of a velvet chair.
• Mulberry (#633267): A full-bodied, balanced pink — the color of peonies in June.
• Forest (#004237): A deep, shadowed, dusty teal — the color of sea glass.

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

Use it as a design system

One click turns Ultramarine Corridor 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

• Patina Pewter Lagoon color palette (#FBF2FC, #6E9BCE, #7D619D, #744154, #2D4A37)
• Lagoon Boulevard color palette (#EEF9EA, #009F8A, #006E8C, #36437D, #333D0B)
• Hushed Cobalt color palette (#F4F6F0, #C0E6DB, #578CCF, #256A8A, #563E54)
• Cobalt Boulevard color palette (#BBE9FF, #5FB1E1, #007FC1, #0A5893, #563D56)
• Tempered Harbor color palette (#CCF2E6, #0073B7, #6100B0, #5F003A, #002A2F)
• Lagoon Field color palette (#E9F7E4, #00A491, #725398, #603500, #301700)
• Mulberry Field color palette (#FCF1F8, #7A81C9, #8E4185, #792926, #173B54)
• Ancient Petrol Atelier color palette (#D9EADF, #007F95, #193A2D, #102419, #060F0E)

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