Cerulean Summit color palette — #E9F5F4 · #9BCFEF · #4B81AC · #00586E · #06213D

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

The five colors

• Ivory (#E9F5F4): bright and airy, almost weightless.
• Sky (#9BCFEF): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#4B81AC): A full-bodied, balanced blue — the color of deep harbor water.
• Peacock (#00586E): A full-bodied, dusty blue — the color of a favorite pair of jeans.
• Midnight (#06213D): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.

Feels like: Trust, Stability, Calm, Sophistication. Tagged coastal, cool, light, muted.

Use it as a design system

One click turns Cerulean Summit 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 Lagoon Parlor color palette (#E6F6F2, #8EE1DE, #00959C, #006356, #002B31)
• Softworn Cobalt color palette (#FBF4E9, #A5D0BF, #507CA8, #005E6A, #29395E)
• Petrol Orchard color palette (#DCEDEA, #74C2CA, #007889, #004B48, #001921)
• Washed Navy Thicket color palette (#D3E4E4, #437EA9, #003D6D, #001D29, #000106)
• Muted Periwinkle Boulevard color palette (#FEF1F6, #D8D3DF, #79A8E8, #0E7E81, #212D4B)
• Denim Cabin color palette (#D2E9E9, #6EA1D0, #0056A9, #00364C, #00042E)
• Antique Crimson color palette (#F5DEF7, #C94860, #916500, #6A498A, #1E0B20)
• Washed Stone color palette (#FEEBFF, #FFCBC5, #E7A78F, #8C5164, #2B1A2A)

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