Cerulean Boulevard color palette — #D3ECF4 · #008DAC · #00495A · #001F28 · #000B10

Built around Cerulean, softened by Deep Teal — the whole palette hums with trust and stability.

The five colors

• Frost (#D3ECF4): A whisper-light, dusty blue — the color of open sky before noon.
• Cerulean (#008DAC): A full-bodied, balanced blue — the color of a favorite pair of jeans.
• Deep Teal (#00495A): A deep, shadowed, dusty blue — the color of open sky before noon.
• Midnight (#001F28): A deep, shadowed, dusty blue — the color of open sky before noon.
• Ink (#000B10): A deep, shadowed, dusty blue — the color of deep harbor water.

Feels like: Trust, Stability, Calm, Sophistication. Tagged monochrome, muted, cool.

Use it as a design system

One click turns Cerulean Boulevard 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

• Lagoon Studio color palette (#DFF5ED, #009171, #00503E, #00241C, #000F0A)
• Washed Parlor color palette (#D6F0FB, #00A7C2, #006F8A, #00394A, #000C10)
• Cobalt Hollow color palette (#CDE4FF, #2684DE, #004282, #001D3F, #00091B)
• Patina Cornflower Boulevard color palette (#C6E3F4, #85C4E9, #308FE9, #005560, #002B3C)
• Worn Periwinkle Corridor color palette (#DDECFF, #43A2FF, #00589B, #002D5D, #001B3A)
• Powdered Harbor color palette (#D8F8EF, #D000D5, #0D7CF6, #140F2D, #010510)
• Dusty Delta color palette (#D8E2FB, #5E7DE5, #0E15D0, #020062, #020030)
• Cobalt Study color palette (#EFF6FF, #B3C9F6, #607CBF, #3C5283, #2A3B54)

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