Cerulean Delta color palette — #CDF2F5 · #3592C3 · #4B62A1 · #5E405A · #200E00

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

The five colors

• Frost (#CDF2F5): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Cerulean (#3592C3): A luminous, balanced blue — the color of open sky before noon.
• Slate (#4B62A1): A full-bodied, balanced violet — the color of a velvet chair.
• Charcoal Brown (#5E405A): A full-bodied, dusty pink — the color of neon signs at night.
• Ink (#200E00): A deep, shadowed, dusty gold — the color of old brass.

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

Use it as a design system

One click turns Cerulean Delta 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

• Patina Lagoon Ridge color palette (#DDF7EF, #00969F, #387195, #5D3548, #1F081D)
• Cerulean Summit color palette (#D6EADF, #0083AD, #4F4570, #1A3219, #1A0D00)
• Weathered Cobalt Workshop color palette (#D5EDFE, #7184B9, #725F8A, #6D411C, #150F00)
• Feathered Cornflower color palette (#D1E1F5, #007CEA, #976500, #0053A0, #0B0500)
• Navy Garden color palette (#C7EEFC, #007EB2, #00639F, #003C8D, #030027)
• Midnight Navy Dune color palette (#DEEAFC, #4D5888, #37265D, #330019, #0A0001)
• Weathered Petrol color palette (#D4E3D7, #54B2AD, #00848F, #006044, #000B10)
• Weathered Driftwood Coast color palette (#E2EDFA, #929AD1, #9673A9, #80572A, #2B2900)

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