Cobalt Dune color palette — #D9F6FC · #447EC1 · #5F4678 · #211C00 · #020200

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

The five colors

• Frost (#D9F6FC): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#447EC1): A full-bodied, balanced blue — the color of deep harbor water.
• Charcoal Brown (#5F4678): A full-bodied, balanced violet — the color of wild irises.
• Onyx (#211C00): A deep, shadowed, dusty green — the color of new leaves after rain.
• Black (#020200): a grounded near-black with real depth.

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

Use it as a design system

One click turns Cobalt Dune 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

• Antique Orchard color palette (#D6E7DD, #0091A2, #28508A, #331000, #060003)
• Chalky Drift color palette (#D4E5FE, #8F6BC6, #742E50, #102D00, #000200)
• Hushed Basalt Cabin color palette (#D8E7E0, #56698C, #44375D, #391600, #160D00)
• Softworn Fern color palette (#D8EFDD, #568F9B, #61688E, #2D4E14, #011D02)
• Wandering Turquoise color palette (#F0E4EC, #3EB3CB, #005B83, #002C25, #000105)
• Muted Lilac Balcony color palette (#DAE2FF, #A982B9, #7D4851, #004031, #000805)
• Violet Canyon color palette (#ECE8FF, #8359EE, #4D0094, #1D0813, #07001C)
• Patina Forest Hollow color palette (#D5E6F5, #AA9CD4, #9B678A, #27532A, #001807)

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