Cobalt Harbor color palette — #C9E5E8 · #30D7FA · #00AEE4 · #008AD1 · #173C68

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

The five colors

• Silver (#C9E5E8): A whisper-light, dusty blue — the color of deep harbor water.
• Ice Blue (#30D7FA): A luminous, balanced blue — the color of deep harbor water.
• Cyan (#00AEE4): A luminous, balanced blue — the color of deep harbor water.
• Cerulean (#008AD1): A luminous, balanced blue — the color of open sky before noon.
• Navy (#173C68): A deep, shadowed, balanced blue — the color of a favorite pair of jeans.

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

Use it as a design system

One click turns Cobalt Harbor 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

• Hushed Sapphire Atelier color palette (#D3E6E2, #00C6D6, #0098CC, #0066C0, #36366C)
• Periwinkle Quarry color palette (#DAF3FD, #63C1FF, #35A3FF, #5576CC, #30355C)
• Turquoise Field color palette (#C9EAF2, #00AFD6, #007CA3, #004765, #00263F)
• Seafoam Archive color palette (#9FF3DA, #00DACA, #00B7BA, #00899C, #00485C)
• Wandering Azure color palette (#DAFFF0, #7FD0FF, #FFAB73, #0098D5, #5C2B00)
• Softworn Thicket color palette (#D9FFF2, #E5E0F4, #E7BFE2, #51BEE1, #573F57)
• Periwinkle Atelier color palette (#C5F7E9, #AACCFF, #8FA9FF, #7976BE, #634150)
• Soft Sapphire Studio color palette (#D5E5EF, #2C9FFC, #1773F9, #433CC5, #220E4E)

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