Cobalt Hollow color palette — #ECF7FF · #0092D0 · #666D00 · #005A35 · #002630

Built around Cerulean, softened by Olive — the whole palette hums with nature and growth.

The five colors

• Ivory (#ECF7FF): bright and airy, almost weightless.
• Cerulean (#0092D0): A luminous, balanced blue — the color of open sky before noon.
• Olive (#666D00): A full-bodied, balanced green — the color of fresh herbs.
• Deep Olive (#005A35): A full-bodied, balanced teal — the color of shallow lagoons.
• Midnight (#002630): A deep, shadowed, dusty blue — the color of deep harbor water.

Feels like: Nature, Growth, Trust, Stability, Balance. Tagged jewel, vibrant.

Use it as a design system

One click turns Cobalt 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

• Periwinkle Corridor color palette (#EFF6FF, #5F99E0, #5F8442, #007361, #102E3D)
• Faded Lagoon color palette (#E5F9FF, #00A2A5, #8D5F00, #525A00, #002527)
• Antique Veranda color palette (#D1EDFA, #00788A, #604E00, #1E4200, #000B09)
• Quiet Violet Villa color palette (#DEE3FF, #8969D0, #00725C, #004753, #030F2D)
• Gentle Rose Corridor color palette (#FFF0F9, #A3A2FF, #EC5D77, #6A7A00, #00251D)
• Brick Harbor color palette (#E6FAF8, #A26FC1, #AB433C, #794700, #05281D)
• Feathered Rust Summit color palette (#E0FCF8, #549F51, #B84443, #7C4400, #002518)
• Washed Cobalt Drift color palette (#F2F5FC, #DBD7E0, #C2BBC8, #737BB5, #353A47)

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