Antique Cobalt Harbor color palette — #E8F3FF · #4281BE · #343C4E · #202A34 · #13151B

Cerulean and Charcoal set the tone — five colors that lean into trust and stability.

The five colors

• Ivory (#E8F3FF): a clean, paper-quiet neutral.
• Cerulean (#4281BE): A full-bodied, balanced blue — the color of a favorite pair of jeans.
• Charcoal (#343C4E): A deep, shadowed, dusty violet — the color of wild irises.
• Onyx (#202A34): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.
• Ink (#13151B): quiet, heavy and certain.

Feels like: Trust, Stability, Sophistication. Tagged noir, dark, luxury, muted.

Use it as a design system

One click turns Antique Cobalt 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

• Softworn Market color palette (#E8F5F1, #66A1D7, #66515B, #273D37, #1D241F)
• Midnight Lapis Canyon color palette (#D3DFF6, #4656D6, #242747, #0C172F, #060612)
• Aged Violet color palette (#E4E2F7, #8E57A3, #372D43, #1F1D2A, #0E0B11)
• Muted Powder color palette (#E8F5F2, #89BCF0, #8A7483, #455954, #1D2320)
• Antique Amber color palette (#F2F5FF, #988FC6, #B67953, #3A8671, #3D4155)
• Lowlit Garden color palette (#E0E2FF, #600099, #35231F, #1E021C, #030014)
• Cobalt Balcony color palette (#F1F5FF, #AAA9DF, #9A9E60, #6D69AA, #2D5747)
• Velvet Mulberry Meadow color palette (#F2D4E8, #9B0081, #3A081B, #12061F, #040006)

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