Ultramarine Atelier color palette — #ECE3DA · #6398C3 · #3B47B8 · #003B3C · #0F0022

A conversation between Cobalt and Slate Blue, giving this palette its sense of trust and stability.

The five colors

• Parchment (#ECE3DA): bright and airy, almost weightless.
• Slate Blue (#6398C3): A luminous, balanced blue — the color of open sky before noon.
• Cobalt (#3B47B8): A full-bodied, vivid violet — the color of wild irises.
• Deep Teal (#003B3C): A deep, shadowed, dusty teal — the color of glacier melt.
• Ink (#0F0022): A deep, shadowed, dusty violet — the color of wild irises.

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

Use it as a design system

One click turns Ultramarine Atelier 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 Archive color palette (#EBDCD3, #4F9FB3, #005C94, #003D2D, #04002D)
• Antique Market color palette (#EFDCE2, #7AA7CF, #2C49AF, #002A30, #010008)
• Navy Dune color palette (#E8F3EA, #4786BA, #003190, #00212A, #05012A)
• Gentle Hollow color palette (#F1E2D8, #7FBAD8, #2F70D6, #005A51, #1E1740)
• Tempered Coast color palette (#EEE1DD, #5BB3AE, #00728A, #084E0A, #001529)
• Soft Indigo Workshop color palette (#E4F4D8, #5FAAD0, #7271F3, #1D5B00, #000C0E)
• Aged Lagoon Pier color palette (#CAF5FB, #009091, #00505A, #002023, #000203)
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Browse the whole catalog at Explore, or see today's palette.