Ultramarine Harbor color palette — #EADFD6 · #619ABA · #2551AC · #003C37 · #0C0026

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

The five colors

• Parchment (#EADFD6): a clean, paper-quiet neutral.
• Slate Blue (#619ABA): A luminous, dusty blue — the color of open sky before noon.
• Cobalt (#2551AC): A full-bodied, balanced violet — the color of twilight just after sunset.
• Deep Forest (#003C37): A deep, shadowed, dusty teal — the color of shallow lagoons.
• Ink (#0C0026): A deep, shadowed, dusty violet — the color of a velvet chair.

Feels like: Trust, Stability, Creativity, Calm, Balance. Tagged coastal, cool, light.

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

• Denim Orchard color palette (#F7E6E0, #53A0A7, #006083, #003E21, #000720)
• Muted Boulevard color palette (#F9E7EF, #4DAEDB, #184FA8, #002C27, #010008)
• Softworn Ultramarine Villa color palette (#F9E9DD, #7CAE9E, #455DB9, #004A49, #1B003A)
• Hushed Cobalt Archive color palette (#ECE4D7, #57ABD6, #2178BE, #005C66, #000428)
• Tempered Navy color palette (#E1EEE3, #3F89AE, #003E6C, #002226, #000329)
• Quiet Indigo color palette (#DAE5D1, #56B4C6, #6476CF, #325600, #000D0E)
• Antique Lagoon Drift color palette (#CDFAF3, #00918F, #005350, #002320, #000202)
• Wandering Forest color palette (#F6ECE9, #B2CDB3, #1593BA, #007131, #032D5A)

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