Ultramarine Basin color palette — #EFF6FF · #93B8FF · #B18500 · #1B50C2 · #211600
Built around Cobalt, softened by Mustard — the whole palette hums with optimism and balance.
The five colors
- Ivory (#EFF6FF): bright and airy, almost weightless.
- Sky (#93B8FF): A luminous, balanced violet — the color of twilight just after sunset.
- Mustard (#B18500): A luminous, balanced gold — the color of afternoon light on wheat.
- Cobalt (#1B50C2): A full-bodied, vivid violet — the color of wild irises.
- Ink (#211600): A deep, shadowed, dusty gold — the color of old brass.
Feels like: 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
- Weathered Garden color palette (#F2F5FF, #B3ADFF, #779B2E, #5946AF, #121C00)
- Ember Balcony color palette (#ECF7FF, #54C5FF, #CE6000, #006C95, #2B0F00)
- Aged Indigo Harbor color palette (#F1F5FF, #B5B7FF, #C6A044, #6B68C8, #342500)
- Frosted Nightshade Boulevard color palette (#E6EEFF, #8495FF, #6E7F00, #302BA9, #060900)
- Tempered Nightshade Lantern color palette (#E4EFFF, #4778E7, #8C6200, #0C36A9, #1B1000)
- Sunlit Mulberry color palette (#F5F3FF, #ED8FF4, #859800, #892991, #161B00)
- Washed Grape Basin color palette (#F3F4FF, #CEAFFF, #00B06F, #810ED8, #002614)
- Linen Cobalt color palette (#C8E6DC, #0085CF, #736D00, #004D7B, #2D2A00)
Browse the whole catalog at Explore, or see today's palette.