Ultramarine Harbor color palette — #4CFFF1 · #00B1DC · #0063C8 · #330071 · #0B0009

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

The five colors

• Sea Foam (#4CFFF1): A whisper-light, balanced teal — the color of glacier melt.
• Cyan (#00B1DC): A luminous, balanced blue — the color of open sky before noon.
• Cobalt (#0063C8): A full-bodied, vivid blue — the color of a favorite pair of jeans.
• Royal Purple (#330071): A deep, shadowed, vivid violet — the color of a velvet chair.
• Ink (#0B0009): A deep, shadowed, dusty pink — the color of a candy shop window.

Feels like: Trust, Stability, Creativity, Calm. Tagged cool.

Use it as a design system

One click turns Ultramarine Harbor 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

• Aged Lagoon color palette (#C7EFF5, #11AFF3, #5245C8, #4B005D, #0A0004)
• Quiet Canyon color palette (#D9EFE6, #00B9C2, #006697, #2B0084, #0C0015)
• Pale Station color palette (#D3E2F0, #2B75C9, #1B3BA9, #19006F, #05001C)
• Aubergine Garden color palette (#C5F3F6, #0086AE, #00449A, #230072, #280038)
• Chalky Alley color palette (#DBEFFF, #4DA2FF, #4278EC, #363FC3, #17004B)
• Teal Canyon color palette (#E1F6DA, #00BA9D, #00707D, #002C4F, #020010)
• Faded Summit color palette (#D7F9DB, #009AB2, #573BA8, #3A2700, #00040B)
• Faded Grape Archive color palette (#BDE5FF, #7A98FF, #7C33B0, #590043, #090001)

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