Ultramarine Basin color palette — #EEF3FF · #91A7FF · #3C54D3 · #110B72 · #01000A

Cobalt takes the lead with Deep Indigo close behind in a set that reads as creativity and calm at first glance.

The five colors

• Ivory (#EEF3FF): bright and airy, almost weightless.
• Cornflower (#91A7FF): A luminous, balanced violet — the color of twilight just after sunset.
• Cobalt (#3C54D3): A full-bodied, vivid violet — the color of a velvet chair.
• Deep Indigo (#110B72): A deep, shadowed, vivid violet — the color of twilight just after sunset.
• Black (#01000A): A deep, shadowed, dusty violet — the color of a velvet chair.

Feels like: Creativity, Calm, Energy, Balance. Tagged monochrome, 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

• Weathered Basin color palette (#F5F3FF, #A192FF, #6E43C4, #320069, #020008)
• Patina Periwinkle color palette (#E6F4FF, #41B0FE, #00659A, #002B46, #000103)
• Antique Indigo Thicket color palette (#DBE1F1, #91A1FF, #5B75F1, #303FAB, #070034)
• Worn Ridge color palette (#F0F5FF, #E4D5EA, #E09BE6, #2873A5, #080D27)
• Aged Veranda color palette (#F3F4FF, #E3D5E8, #9A92E1, #55568E, #1E1B42)
• Pale Lagoon color palette (#FDF0FF, #E381FE, #902C9F, #390042, #030004)
• Misty Chapel color palette (#E1F6E4, #FF7E67, #9973F4, #12041D, #010009)
• Weathered Ridge color palette (#F8F2FF, #D9BEFF, #A54AED, #5A0085, #120023)

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