Ultramarine Alley color palette — #E6F3E5 · #8BB6DD · #505EB8 · #004F51 · #36224F

Cobalt and Deep Indigo set the tone — five colors that lean into trust and stability.

The five colors

• Cream (#E6F3E5): A whisper-light, dusty green — the color of a quiet forest floor.
• Sky (#8BB6DD): A luminous, dusty blue — the color of deep harbor water.
• Cobalt (#505EB8): A full-bodied, balanced violet — the color of twilight just after sunset.
• Forest (#004F51): A deep, shadowed, dusty teal — the color of shallow lagoons.
• Deep Indigo (#36224F): A deep, shadowed, balanced violet — the color of twilight just after sunset.

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

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

• Ancient Petrol Quarry color palette (#E7EBE0, #94B7DB, #426BA6, #004665, #030F3F)
• Sunlit Petrol color palette (#F9E9F5, #6EC1C9, #00719A, #00532F, #172D53)
• Softworn Cobalt Market color palette (#E4F2F1, #A2C9EF, #4D87D5, #00668E, #1B2C53)
• Gentle Cobalt color palette (#FFF0FA, #73E0F8, #2D86C3, #00694D, #303C6B)
• Hushed Periwinkle color palette (#F5EDE5, #AAE0D2, #839FF9, #008EA2, #302257)
• Navy Archive color palette (#F9E8EF, #449AC0, #00449A, #00302A, #14063A)
• Turquoise Lagoon color palette (#A9F6FF, #00A8B5, #00616C, #002F37, #001819)
• Ancient Lantern color palette (#F9F3F9, #D3D7EF, #75A0B9, #427A75, #465463)

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