Cobalt Harbor color palette — #E3F2FF · #2880C0 · #004971 · #001E34 · #000204

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

The five colors

• Frost (#E3F2FF): A whisper-light, dusty blue — the color of open sky before noon.
• Cerulean (#2880C0): A full-bodied, balanced blue — the color of a favorite pair of jeans.
• Navy (#004971): A deep, shadowed, balanced blue — the color of open sky before noon.
• Midnight (#001E34): A deep, shadowed, dusty blue — the color of deep harbor water.
• Black (#000204): a grounded near-black with real depth.

Feels like: Trust, Stability, Calm, Sophistication. Tagged monochrome, muted, 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

• Softworn Chapel color palette (#E4EBF8, #517AD2, #003B90, #020065, #000106)
• Patina Orchard color palette (#CFE4E4, #009091, #004F4F, #001D1F, #000202)
• Aged Sky Corridor color palette (#ECF7FF, #59B6FF, #00659C, #002438, #000104)
• Timeworn Navy Delta color palette (#FFEAFE, #9BBFEC, #4F7CBC, #0D3B82, #001836)
• Hushed Violet Drift color palette (#D4EBE3, #90B0E1, #9071CE, #00525E, #001226)
• Pale Aubergine Loft color palette (#E5DFFF, #8170C5, #4E199E, #1F004E, #02000A)
• Dusty Navy Lagoon color palette (#FFECF5, #ECC2D9, #817AB4, #493C7F, #1F1739)
• Aubergine Parlor color palette (#EADFFF, #684699, #3B0063, #0D0021, #020007)

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