Cerulean Harbor color palette — #E4F5FF · #008AAC · #333D4B · #1F2A31 · #11161A

A conversation between Cerulean and Charcoal, giving this palette its sense of trust and stability.

The five colors

• Ivory (#E4F5FF): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#008AAC): A full-bodied, balanced blue — the color of open sky before noon.
• Charcoal (#333D4B): A deep, shadowed, dusty blue — the color of deep harbor water.
• Onyx (#1F2A31): a grounded near-black with real depth.
• Ink (#11161A): quiet, heavy and certain.

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

Use it as a design system

One click turns Cerulean Harbor 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

• Indigo Parlor color palette (#EBF2FF, #5D75D3, #3A3A50, #232933, #14151A)
• Washed Turquoise color palette (#E6F7ED, #4CA9C5, #645160, #2D3C34, #1F231E)
• Smoked Basin color palette (#DCE7F2, #006EAD, #252352, #04192C, #030812)
• Aqua Chapel color palette (#EAF5EF, #73C3E1, #6B817B, #445B4F, #1C241E)
• Lowlit Summit color palette (#E0ECFF, #2546ED, #222241, #0B1422, #030409)
• Muted Periwinkle color palette (#EFF6FF, #7397DB, #AA8244, #85753D, #384353)
• Softworn Sky Garden color palette (#E9F8FF, #66BCE6, #5987BF, #525E88, #50465E)
• Antique Lagoon color palette (#F0F7F2, #B9C899, #658D6A, #526A71, #41514C)

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