Ultramarine Alley color palette — #D3EDFF · #0057E3 · #4F00A5 · #390051 · #2C0025

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

The five colors

• Frost (#D3EDFF): A whisper-light, dusty blue — the color of deep harbor water.
• Cobalt (#0057E3): A full-bodied, vivid violet — the color of a velvet chair.
• Indigo (#4F00A5): A deep, shadowed, vivid violet — the color of a velvet chair.
• Deep Indigo (#390051): A deep, shadowed, balanced violet — the color of a velvet chair.
• Deep Indigo (#2C0025): A deep, shadowed, balanced pink — the color of a candy shop window.

Feels like: Trust, Stability, Creativity, Energy. Tagged vibrant.

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

• Pale Lapis color palette (#D8E1EC, #6148DF, #5B0087, #3D003D, #2C0019)
• Smoked Pier color palette (#D0E1FE, #4D20F5, #3B0095, #20003E, #06000C)
• Chalky Workshop color palette (#E6F1FC, #5981FF, #6A49EC, #6C0EA3, #29002F)
• Misty Grape color palette (#DDE9FF, #5C63FF, #5F00D4, #430072, #280037)
• Antique Market color palette (#CFF0FF, #006AA5, #1400BC, #2E0064, #2C0030)
• Velvet Violet color palette (#E8DAF8, #8E53D4, #51006B, #1F0031, #07000D)
• Sunlit Aubergine color palette (#CEF6FD, #00779B, #00417F, #220061, #26013A)
• Byzantium Thicket color palette (#E5F1FD, #6F87FF, #8600E7, #6E007E, #580039)

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