Cerulean Hollow color palette — #C6E6F5 · #009DB2 · #3A547C · #0D3443 · #000607

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

The five colors

• Frost (#C6E6F5): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#009DB2): A luminous, balanced blue — the color of deep harbor water.
• Peacock (#3A547C): A full-bodied, dusty blue — the color of a favorite pair of jeans.
• Deep Teal (#0D3443): A deep, shadowed, dusty blue — the color of deep harbor water.
• Ink (#000607): quiet, heavy and certain.

Feels like: Trust, Stability, Calm, Sophistication. Tagged noir, dark, luxury, muted.

Use it as a design system

One click turns Cerulean Hollow 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

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• Antique Emerald color palette (#D3ECEC, #00A475, #195D69, #033739, #000604)
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• Cornflower Ridge color palette (#D7E8FF, #5089EB, #5D4A6E, #1D2F4E, #00050B)
• Patina Powder color palette (#EDF2FE, #A9B1F4, #7C788B, #4D5465, #1D2227)
• Deep Denim Bloom color palette (#D1E6D7, #00606F, #101E1E, #270F27, #000802)
• Antique Sapphire color palette (#DCEAFC, #0067CF, #3C2359, #1F1920, #000618)
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Browse the whole catalog at Explore, or see today's palette.