Antique Cobalt color palette — #EFF8F1 · #ABC9E3 · #4B79BA · #005D6F · #2E375F

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

The five colors

• Ivory (#EFF8F1): a clean, paper-quiet neutral.
• Sky (#ABC9E3): A whisper-light, dusty blue — the color of open sky before noon.
• Slate (#4B79BA): A full-bodied, balanced blue — the color of open sky before noon.
• Peacock (#005D6F): A full-bodied, dusty blue — the color of a favorite pair of jeans.
• Navy (#2E375F): A deep, shadowed, dusty violet — the color of twilight just after sunset.

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

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

• Timeworn Cerulean Lantern color palette (#EFF8F0, #A2CDDB, #00879D, #006150, #004158)
• Timeworn Cobalt Chapel color palette (#F9EFF2, #AECBE3, #5576D0, #005C59, #23193B)
• Worn Petrol color palette (#F1F7F2, #D8DDEE, #7E9CBD, #1B7C8C, #465369)
• Muted Boulevard color palette (#FAF4EC, #C4E5FF, #8CB4EC, #289BB5, #2F385B)
• Washed Workshop color palette (#FAF4EE, #B2E0D0, #7291E5, #007C79, #502E3F)
• Aged Denim Studio color palette (#DBE6DD, #599AAA, #00516D, #00302E, #001527)
• Cobalt Cabin color palette (#FFE7EF, #B97F41, #157DC8, #7C4900, #00385F)
• Patina Cabin color palette (#DCE7DE, #6683A1, #113484, #00212B, #06002B)

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