Petrol Hollow color palette — #E6F7E9 · #56A9C0 · #446BA6 · #712F28 · #052539

Slate and Rust set the tone — five colors that lean into trust and stability.

The five colors

• Cream (#E6F7E9): A whisper-light, dusty teal — the color of shallow lagoons.
• Cyan (#56A9C0): A luminous, balanced blue — the color of open sky before noon.
• Slate (#446BA6): A full-bodied, balanced blue — the color of a favorite pair of jeans.
• Rust (#712F28): A deep, shadowed, balanced orange — the color of toasted spice.
• Midnight (#052539): A deep, shadowed, dusty blue — the color of deep harbor water.

Feels like: Trust, Stability, Calm, Balance. Tagged retro, muted, cool.

Use it as a design system

One click turns Petrol Hollow 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

• Ancient Sky Grove color palette (#E7F7EA, #84AFDF, #78729C, #6B4455, #222C3C)
• Teal Villa color palette (#E6F7E9, #55B093, #007988, #672F56, #00282F)
• Aged Cerulean Market color palette (#E4F5FF, #2D9BBF, #7B5286, #653003, #02260A)
• Tempered Hollow color palette (#FDF4E0, #6BA68A, #2A719B, #5A4E00, #30432E)
• Nightshade Bloom color palette (#F2E4C8, #0088C8, #4533BC, #512100, #00112B)
• Washed Terracotta color palette (#FEF4E4, #76BDD2, #6187C0, #9F4138, #214538)
• Hushed Seafoam color palette (#EBFAEA, #78E1D7, #7991C3, #855918, #133645)
• Aged Cypress Terrace color palette (#E9F5F1, #91BEB7, #518168, #2E5D68, #0B2E2A)

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