Cobalt Study color palette — #EEF8F0 · #AAC9E6 · #5178B8 · #005D71 · #31375B

A conversation between Slate and Peacock, giving this palette its sense of trust and stability.

The five colors

• Ivory (#EEF8F0): a clean, paper-quiet neutral.
• Sky (#AAC9E6): A whisper-light, dusty blue — the color of deep harbor water.
• Slate (#5178B8): A full-bodied, balanced blue — the color of deep harbor water.
• Peacock (#005D71): A full-bodied, balanced blue — the color of open sky before noon.
• Navy (#31375B): A deep, shadowed, dusty violet — the color of twilight just after sunset.

Feels like: Trust, Stability, Calm, Sophistication. Tagged coastal, cool, light, muted.

Use it as a design system

One click turns Cobalt Study 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

• Faded Coast color palette (#EAFAED, #81C2E0, #0073B4, #00555B, #002E71)
• Cobalt Cabin color palette (#F9EFF2, #B3CAE1, #6775C2, #005B5E, #271838)
• Dusty Cerulean Chapel color palette (#ECF9EE, #A5D7E9, #008EA8, #006858, #004661)
• Weathered Petrol color palette (#F1F7F2, #D9DDEE, #7D9BC2, #347989, #46536B)
• Aged Periwinkle Boulevard color palette (#FBF4EA, #B8EDDE, #84B2FD, #3499B5, #31385A)
• Timeworn Lagoon Lagoon color palette (#D8E4DA, #4C8D8A, #00454C, #002317, #000B10)
• Quiet Rust color palette (#F4DBF5, #BA545F, #4C7B32, #235AA0, #382239)
• Muted Denim Pier color palette (#D5E5D8, #68ACAC, #006370, #003F31, #002330)

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