Ultramarine Basin color palette — #D4EDF8 · #007EBA · #0039DC · #320099 · #1D003A

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

The five colors

• Frost (#D4EDF8): A whisper-light, dusty blue — the color of deep harbor water.
• Cerulean (#007EBA): A full-bodied, balanced blue — the color of deep harbor water.
• Cobalt (#0039DC): A full-bodied, vivid violet — the color of twilight just after sunset.
• Indigo (#320099): A deep, shadowed, vivid violet — the color of twilight just after sunset.
• Deep Indigo (#1D003A): A deep, shadowed, balanced violet — the color of twilight just after sunset.

Feels like: Trust, Stability, Creativity, Energy. Tagged vibrant.

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

• Patina Alley color palette (#E0F0FF, #3B75E2, #4C06E2, #44007C, #1E0027)
• Washed Ultramarine color palette (#DAEAF2, #0087D5, #0035D3, #280074, #03000A)
• Frosted Nightshade Villa color palette (#D6EAFF, #006AD8, #0023AC, #12006E, #0C0042)
• Faded Station color palette (#CAE8ED, #0084A7, #00548E, #002577, #160048)
• Nightshade Grove color palette (#F8E2F3, #476CE3, #786500, #1900CE, #140F00)
• Faded Loft color palette (#E5F1FF, #5B59C2, #5F00AC, #3A0053, #140011)
• Tempered Grape Dune color palette (#E0E1EF, #857CE4, #572BC1, #24006F, #040015)
• Lapis Thicket color palette (#DDE3F8, #4957C8, #725600, #2F501D, #030028)

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