Cobalt Harbor color palette — #D3F1FF · #558AC6 · #635C97 · #59301B · #241600

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

The five colors

• Frost (#D3F1FF): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#558AC6): A luminous, balanced blue — the color of a favorite pair of jeans.
• Slate (#635C97): A full-bodied, balanced violet — the color of a velvet chair.
• Cocoa (#59301B): A deep, shadowed, dusty orange — the color of sun-warmed clay.
• Ink (#241600): A deep, shadowed, dusty gold — the color of honey in a jar.

Feels like: Trust, Stability, Optimism, Creativity, Sophistication. Tagged vintage, retro, muted.

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

• Ancient Delta color palette (#DFE9F9, #838DC2, #695691, #561632, #200004)
• Chalky Cerulean Market color palette (#C6EEE5, #0091A4, #29668D, #642C42, #2F0B07)
• Indigo Villa color palette (#DAE7FF, #7C6DC1, #6E4171, #412A00, #101300)
• Dusty Quarry color palette (#C4E8DE, #639BA9, #526FB1, #7A4F00, #1A2100)
• Petrol Pier color palette (#D1F3F1, #1481A3, #41407B, #372800, #002317)
• Quiet Alley color palette (#DAF0FF, #8EADEF, #8E71C4, #7F4F29, #483B00)
• Washed Delta color palette (#EFE3D1, #00B6CC, #00718F, #004B44, #001625)
• Ash Balcony color palette (#E4DCF6, #BA7AAC, #A15E67, #425221, #002F16)

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