Ultramarine Corridor color palette — #ECDEE5 · #4F9DBF · #0052B5 · #003C35 · #0A0028

Built around Cobalt, softened by Cerulean — the whole palette hums with trust and stability.

The five colors

• Shell Pink (#ECDEE5): bright and airy, almost weightless.
• Cerulean (#4F9DBF): A luminous, balanced blue — the color of open sky before noon.
• Cobalt (#0052B5): A full-bodied, vivid blue — the color of a favorite pair of jeans.
• Deep Forest (#003C35): A deep, shadowed, dusty teal — the color of glacier melt.
• Ink (#0A0028): A deep, shadowed, balanced violet — the color of a velvet chair.

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

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

• Ancient Study color palette (#EDE1D8, #75ABC3, #005698, #002B2A, #00000B)
• Dusty Teal color palette (#F8ECF6, #3EA3AA, #006181, #003E1E, #00081E)
• Timeworn Courtyard color palette (#F4EBDE, #288BB3, #003F68, #002225, #000720)
• Pale Ridge color palette (#F6EBF3, #68C0D3, #007CBA, #005C42, #101949)
• Frosted Rose color palette (#D8E3FB, #BD87C5, #E34B43, #005688, #0B0824)
• Wandering Pine color palette (#F2ECF3, #8FD3D0, #0095B7, #00721F, #0E2F4F)
• Powdered Nightshade color palette (#D5EBF7, #3665E0, #4800C3, #3A005A, #1D0016)
• Pale Lantern color palette (#E1E4F9, #4C28D9, #055E12, #004236, #01000E)

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