Onyx Basin color palette — #DEF3DF · #4C3200 · #002F3F · #110040 · #030100

Deep Indigo and Espresso set the tone — five colors that lean into optimism and creativity.

The five colors

• Honeydew (#DEF3DF): A whisper-light, dusty green — the color of fresh herbs.
• Espresso (#4C3200): A deep, shadowed, dusty gold — the color of old brass.
• Midnight (#002F3F): A deep, shadowed, dusty blue — the color of deep harbor water.
• Deep Indigo (#110040): A deep, shadowed, balanced violet — the color of twilight just after sunset.
• Black (#030100): a grounded near-black with real depth.

Feels like: Optimism, Creativity, Sophistication, Depth, Luxury. Tagged dark, muted.

Use it as a design system

One click turns Onyx 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

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• Inked Navy Alley color palette (#F4DDE4, #4E2D00, #0D0085, #030046, #040001)
• Cellar Navy Archive color palette (#C7E7DD, #2D3E00, #1F007E, #26001F, #010200)
• Washed Spruce color palette (#E6F1EB, #8A9F99, #547975, #2F2C00, #000D06)
• Lowlit Fern Study color palette (#F2EACA, #5A6B00, #153D00, #001608, #000503)
• Faded Navy color palette (#DAEAE5, #495900, #2F3392, #480044, #0B1000)
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Browse the whole catalog at Explore, or see today's palette.