Ultramarine Corridor color palette — #C4F0FF · #42C3FE · #0088D2 · #0050B1 · #120C78

Cobalt takes the lead with Deep Indigo close behind in a set that reads as trust and stability at first glance.

The five colors

• Frost (#C4F0FF): A whisper-light, dusty blue — the color of open sky before noon.
• Sky (#42C3FE): A luminous, balanced blue — the color of a favorite pair of jeans.
• Cerulean (#0088D2): A luminous, balanced blue — the color of open sky before noon.
• Cobalt (#0050B1): A full-bodied, vivid blue — the color of open sky before noon.
• Deep Indigo (#120C78): A deep, shadowed, vivid violet — the color of a velvet chair.

Feels like: Trust, Stability, Creativity, Calm. 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

• Feathered Grove color palette (#C4FAFF, #00D4F5, #0087AF, #005281, #001F49)
• Feathered Sapphire color palette (#CBF2F0, #00BEF4, #0097E4, #2C55F9, #381C66)
• Hushed Drift color palette (#D8EEF5, #009FDD, #0067A9, #0037A8, #1F286B)
• Nightshade Grove color palette (#E5F4FF, #73B7FF, #3E6CFF, #3B00CE, #2B006F)
• Dusty Nightshade Atelier color palette (#C7EAED, #0092AF, #005EA1, #1A059D, #1E0041)
• Nightshade Ridge color palette (#F1F5FF, #B0C6FF, #5275FF, #030FB8, #00021C)
• Worn Cobalt Studio color palette (#ECF7FF, #D4D9F1, #84B5F1, #6276B7, #424D6E)
• Frosted Nightshade color palette (#DEEEFA, #1674D4, #0E00B6, #150053, #020008)

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