Ancient Petrol Harbor color palette — #C8F2F8 · #6599BD · #5B6597 · #66372F · #3B1E00

Built around Slate, softened by Slate Blue — the whole palette hums with trust and stability.

The five colors

• Frost (#C8F2F8): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Slate Blue (#6599BD): A luminous, dusty blue — the color of open sky before noon.
• Slate (#5B6597): A full-bodied, balanced violet — the color of twilight just after sunset.
• Cocoa (#66372F): A deep, shadowed, dusty orange — the color of autumn markets.
• Espresso (#3B1E00): A deep, shadowed, dusty gold — the color of afternoon light on wheat.

Feels like: Trust, Stability, Optimism, Creativity, Calm, Sophistication. Tagged vintage, retro, muted, cool.

Use it as a design system

One click turns Ancient Petrol 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

• Misty Denim color palette (#D1E7F4, #6383BF, #635396, #6B2B00, #231900)
• Hushed Garnet Delta color palette (#D8E6DE, #51A6A2, #4B748C, #69355B, #441117)
• Wandering Iris color palette (#E0E8F4, #8D89C4, #87678E, #5F4102, #2A2F04)
• Softworn Denim color palette (#DCE4D3, #588C7E, #2A608A, #3F3900, #1C2A00)
• Patina Turquoise Quarry color palette (#D7E4D9, #57B3CC, #7082BE, #745F22, #352800)
• Worn Periwinkle Orchard color palette (#D7E4EF, #8CA8F8, #9477AD, #835835, #473A00)
• Powder Pier color palette (#EAF8FF, #AAC5E1, #96A1C0, #8A7181, #3D523C)
• Patina Meadow color palette (#E3F0E5, #7EBFBC, #008492, #005C44, #00242F)

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