Cerulean Basin color palette — #D3F3FA · #009BB8 · #006E8F · #00435C · #1B2448

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

The five colors

• Frost (#D3F3FA): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Cerulean (#009BB8): A luminous, balanced blue — the color of a favorite pair of jeans.
• Peacock (#006E8F): A full-bodied, balanced blue — the color of deep harbor water.
• Navy (#00435C): A deep, shadowed, dusty blue — the color of deep harbor water.
• Midnight (#1B2448): A deep, shadowed, dusty violet — the color of twilight just after sunset.

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

Use it as a design system

One click turns Cerulean Basin 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

• Linen Turquoise Meadow color palette (#D9F4F1, #00ABBE, #0082A5, #004F84, #0B2D5F)
• Antique Bloom color palette (#D2EFE8, #00A49A, #006868, #004B50, #003339)
• Azure Cabin color palette (#D6EBFF, #4799D8, #00568E, #002C4F, #001526)
• Patina Iris Chapel color palette (#E5F3FF, #A1C0EF, #8999E0, #005F82, #0D3050)
• Pale Grape color palette (#D1E9FC, #0074A4, #733BAE, #005B46, #002235)
• Pale Nightshade Drift color palette (#D2E5F6, #448AD2, #0053B5, #1522B2, #222965)
• Airy Olive Meadow color palette (#C5E3F6, #008BB2, #4C7900, #005169, #1B3000)
• Chalky Terrace color palette (#C7E4FF, #81B4E7, #4A7FC7, #2B51A2, #38446C)

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