Ultramarine Basin color palette — #D3E7FF · #7AB1FF · #B58000 · #0055B6 · #3E2900

A conversation between Cobalt and Mustard, giving this palette its sense of trust and stability.

The five colors

• Frost (#D3E7FF): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Cornflower (#7AB1FF): A luminous, balanced blue — the color of open sky before noon.
• Mustard (#B58000): A luminous, balanced gold — the color of afternoon light on wheat.
• Cobalt (#0055B6): A full-bodied, vivid blue — the color of open sky before noon.
• Espresso (#3E2900): A deep, shadowed, dusty gold — the color of afternoon light on wheat.

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

Use it as a design system

One click turns Ultramarine Basin 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

• Lapis Ridge color palette (#D8E5FF, #98A8FF, #A48900, #402AE6, #372D00)
• Bronze Thicket color palette (#CBE9FF, #47BBFF, #BB6000, #0070A4, #492200)
• Antique Cornflower color palette (#D6E6FF, #88B6FF, #EE9E1F, #2777F2, #422700)
• Feathered Cornflower Parlor color palette (#D1E7FF, #0087E8, #8E6900, #00508D, #3C2B00)
• Grape Loft color palette (#F2F5FF, #BEB4FF, #96A500, #6D44D5, #393F00)
• Aubergine Grove color palette (#D9DCF5, #BB8EFF, #769200, #692BAA, #232E00)
• Aged Pier color palette (#B6F0FA, #00B2C7, #FC2F2A, #007785, #5C0203)
• Pale Pier color palette (#EFF6FF, #83B3FF, #F5569C, #0061E0, #3E001F)

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