Aged Cobalt color palette — #EFF8F0 · #9ACEE2 · #3880AA · #005F62 · #273C54

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

The five colors

• Ivory (#EFF8F0): bright and airy, almost weightless.
• Sky (#9ACEE2): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#3880AA): A full-bodied, balanced blue — the color of deep harbor water.
• Peacock (#005F62): A full-bodied, dusty teal — the color of sea glass.
• Navy (#273C54): A deep, shadowed, dusty blue — the color of deep harbor water.

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

Use it as a design system

One click turns Aged 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

• Cerulean Station color palette (#F9EEF4, #A6CEE5, #4F81AA, #005C56, #121E3F)
• Muted Study color palette (#F0F7F1, #C2E0FD, #698BC1, #126D83, #3B4762)
• Washed Orchard color palette (#E4F3E7, #69C3BE, #007681, #00523B, #003441)
• Wandering Cerulean color palette (#F5F6EF, #C5EAD6, #71BCE2, #009DB0, #043F5E)
• Worn Chapel color palette (#DDECDF, #408AAA, #004067, #002225, #00071F)
• Washed Hollow color palette (#DDFCFF, #9FF3F2, #64B8D9, #577D5C, #254146)
• Denim Parlor color palette (#E3F0E5, #65A8CC, #005999, #003D45, #0D1D41)
• Jade Drift color palette (#E4F3DA, #4CB257, #00794D, #005B49, #00423D)

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