Antique Cobalt color palette — #ECF3F6 · #91D0D6 · #6382BD · #00818B · #10161F

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

The five colors

• Ivory (#ECF3F6): bright and airy, almost weightless.
• Ice Blue (#91D0D6): A luminous, dusty blue — the color of open sky before noon.
• Slate Blue (#6382BD): A luminous, balanced violet — the color of twilight just after sunset.
• Teal (#00818B): A full-bodied, balanced blue — the color of deep harbor water.
• Ink (#10161F): A deep, shadowed, dusty blue — the color of open sky before noon.

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

Use it as a design system

One click turns Antique Cobalt 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

• Cobalt Loft color palette (#EEF2F8, #A6C7EC, #9F6EA7, #3B74B2, #16141F)
• Driftwood Cabin color palette (#F1F7EF, #80D2C3, #8B6EAA, #287C70, #372A2E)
• Ancient Cobalt Thicket color palette (#E3F5FF, #97CCEB, #5884C7, #444B81, #2E1D4C)
• Wandering Orchard color palette (#E7F7EA, #7AB4D3, #6675AD, #734431, #212D39)
• Muted Pier color palette (#F0F7F1, #7FE4EE, #9196CE, #3E9CA5, #362A31)
• Tempered Cerulean Courtyard color palette (#ECF3F7, #D5D6DE, #B3ABB5, #528CA2, #32373A)
• Patina Garden color palette (#E6F4FB, #2F93AA, #984A77, #63400F, #091C1B)
• Washed Alley color palette (#E9F4FB, #00B8EA, #813BD3, #006581, #06061C)

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