Ultramarine Alley color palette — #EFF6FF · #8CBAFF · #C07B00 · #0054BD · #251400

Built around Cobalt, softened by Mustard — the whole palette hums with trust and stability.

The five colors

• Ivory (#EFF6FF): bright and airy, almost weightless.
• Sky (#8CBAFF): A luminous, balanced blue — the color of deep harbor water.
• Mustard (#C07B00): A luminous, balanced gold — the color of afternoon light on wheat.
• Cobalt (#0054BD): A full-bodied, vivid blue — the color of deep harbor water.
• Ink (#251400): A deep, shadowed, dusty gold — the color of honey in a jar.

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

Use it as a design system

One click turns Ultramarine Alley 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

• Hazy Bloom color palette (#EDF6FF, #6EC1FF, #D15C00, #0069A2, #2C0E00)
• Aged Study color palette (#F2F5FF, #B8ABFF, #9D8F00, #5F42B0, #1C1900)
• Worn Mustard Chapel color palette (#EFF6FF, #9EBFFF, #C4A607, #4670C8, #302700)
• Washed Workshop color palette (#E7EEFF, #827DFF, #957600, #4527BA, #0B0700)
• Gentle Nightshade Quarry color palette (#EFD9ED, #537DCC, #955D00, #0033B2, #1D0E00)
• Faded Market color palette (#E9F8FF, #00BEDC, #EE546C, #007082, #34020C)
• Hushed Veranda color palette (#FAF2FF, #DEA6FF, #75A700, #9100C4, #162300)
• Patina Mustard Chapel color palette (#F2F5FF, #D1CEFF, #BBC368, #867FC7, #393C0F)

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