Cobalt Dune color palette — #EFF7F7 · #C8DFF6 · #5E8DC6 · #2C6987 · #3A495E

Slate Blue and Peacock set the tone — five colors that lean into trust and stability.

The five colors

• Ivory (#EFF7F7): bright and airy, almost weightless.
• Powder Blue (#C8DFF6): A whisper-light, dusty blue — the color of open sky before noon.
• Slate Blue (#5E8DC6): A luminous, balanced blue — the color of a favorite pair of jeans.
• Peacock (#2C6987): A full-bodied, dusty blue — the color of deep harbor water.
• Charcoal (#3A495E): A full-bodied, dusty blue — the color of open sky before noon.

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

• Iris Quarry color palette (#F8EFF2, #BFE1FF, #748CC3, #1F6973, #232A46)
• Washed Cerulean color palette (#EFF7F5, #C1E3EE, #009CAA, #007268, #254D5F)
• Feathered Cobalt Chapel color palette (#E6FAF9, #ABD4F3, #0082DF, #006280, #1F3F6F)
• Periwinkle Workshop color palette (#FCF4EC, #CEE8FF, #8AA3DE, #318894, #593E4D)
• Softworn Denim color palette (#DAE6E4, #67AABA, #006179, #003D40, #002332)
• Cerulean Atelier color palette (#DDEEEC, #438AA8, #004160, #002128, #000A17)
• Hushed Aqua Canyon color palette (#E6FAF7, #58CADA, #007B91, #005655, #003949)
• Indigo Parlor color palette (#E9F8FF, #009AAE, #656ED6, #427744, #1D3D49)

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