Aged Cobalt Boulevard color palette — #EFF6FF · #8BB2E7 · #BD9045 · #4574B1 · #3E543F

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

The five colors

• Ivory (#EFF6FF): bright and airy, almost weightless.
• Sky (#8BB2E7): A luminous, balanced blue — the color of deep harbor water.
• Mustard (#BD9045): A luminous, balanced gold — the color of honey in a jar.
• Slate (#4574B1): A full-bodied, balanced blue — the color of open sky before noon.
• Charcoal Brown (#3E543F): A full-bodied, dusty green — the color of new leaves after rain.

Feels like: Trust, Stability, Optimism, Balance. Tagged muted.

Use it as a design system

One click turns Aged Cobalt Boulevard 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

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• Ancient Atelier color palette (#EBF7FF, #74BBD6, #CE8459, #007F9F, #614253)
• Hushed Courtyard color palette (#F3F4FF, #BBA3DA, #90A25B, #8061A5, #31564A)
• Ancient Powder color palette (#FDF0FF, #95C9FF, #CAAD75, #6690BC, #514C46)
• Ancient Driftwood Thicket color palette (#FEF1F8, #D0ACBB, #A5725D, #6E546A, #404B40)
• Softworn Ember Quarry color palette (#EFF6FF, #7897D4, #CA6865, #5C815A, #3A4351)
• Washed Lapis Workshop color palette (#F1F5FF, #7D84FA, #957D00, #4940CC, #463A00)
• Shell Station color palette (#EFF6FF, #DCD8E2, #F1BAD3, #7293AF, #444C5C)

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