Cerulean Delta color palette — #C5EAF0 · #009BB6 · #006B87 · #003950 · #001D2D

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

The five colors

• Frost (#C5EAF0): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Cerulean (#009BB6): A luminous, balanced blue — the color of deep harbor water.
• Peacock (#006B87): A full-bodied, balanced blue — the color of open sky before noon.
• Deep Teal (#003950): A deep, shadowed, dusty blue — the color of deep harbor water.
• Midnight (#001D2D): A deep, shadowed, dusty blue — the color of deep harbor water.

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

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

• Pale Turquoise color palette (#D1F1F1, #00A8BD, #007491, #004A6D, #27275B)
• Lagoon Pier color palette (#D4EDDF, #00A37E, #006C59, #00433B, #002120)
• Azure Boulevard color palette (#D0E9FF, #1EA2FB, #00639F, #002F4C, #000814)
• Pale Aqua color palette (#C9F7DC, #68C7F0, #4A95BD, #315D7D, #143C34)
• Misty Aqua color palette (#CDFFF7, #00D0E3, #0092B7, #004E83, #04205E)
• Frosted Drift color palette (#E8F3FF, #A8CBFF, #98A7FF, #00729B, #032146)
• Frosted Raspberry color palette (#D6E6F1, #0090CC, #BC00AE, #005277, #2B0027)
• Weathered Sapphire color palette (#DDEEFB, #33A3FF, #0064CC, #143693, #131F51)

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