Ultramarine Basin color palette — #F1F5FF · #9BC4FF · #5E7AFB · #004CC4 · #0C136E
Built around Cobalt, softened by Periwinkle — the whole palette hums with trust and stability.
The five colors
- Ivory (#F1F5FF): a clean, paper-quiet neutral.
- Sky (#9BC4FF): A luminous, balanced blue — the color of open sky before noon.
- Periwinkle (#5E7AFB): A luminous, vivid violet — the color of twilight just after sunset.
- Cobalt (#004CC4): A full-bodied, vivid violet — the color of a velvet chair.
- Deep Indigo (#0C136E): A deep, shadowed, balanced violet — the color of twilight just after sunset.
Feels like: Trust, Stability, Creativity, Calm, Energy. 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
- Softworn Veranda color palette (#FFF0F8, #B1B5FA, #7D76D7, #52349C, #1E134A)
- Muted Cobalt Drift color palette (#ECF7FF, #8BCAFF, #008DDD, #005B8E, #00284B)
- Feathered Ultramarine Orchard color palette (#F0F5FF, #82ABFF, #0654E6, #022B9E, #0E245E)
- Sunlit Iris color palette (#EFF6FF, #DFD6F4, #5C94FF, #204DA1, #070143)
- Gentle Delta color palette (#DAE0FF, #94AAF5, #5069D9, #3C12AF, #0B004A)
- Grape Thicket color palette (#FFF1F5, #D6B9EC, #A984C8, #794894, #362250)
- Misty Grape color palette (#E9E3FA, #AB85E1, #7C42BF, #3F0076, #110027)
- Chartreuse Harbor color palette (#DDF0E1, #AFD200, #98B0FF, #253268, #2C1E29)
Browse the whole catalog at Explore, or see today's palette.