Washed Cerulean Basin color palette — #EFF6FB · #C3DAF4 · #4490B2 · #2B4A5E · #151C21

A conversation between Cerulean and Charcoal, giving this palette its sense of trust and stability.

The five colors

• Ivory (#EFF6FB): bright and airy, almost weightless.
• Powder Blue (#C3DAF4): A whisper-light, dusty blue — the color of open sky before noon.
• Cerulean (#4490B2): A luminous, balanced blue — the color of deep harbor water.
• Charcoal (#2B4A5E): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.
• Ink (#151C21): quiet, heavy and certain.

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

Use it as a design system

One click turns Washed Cerulean Basin 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

• Timeworn Lagoon Studio color palette (#EDF7F9, #B3F4E7, #539484, #264D52, #0F1E20)
• Muted Ash color palette (#EEF6FF, #FFD2C9, #82A2C1, #5C6F82, #232C36)
• Lilac Thicket color palette (#F1F5FC, #DBD9E3, #B79CF3, #7C9AD2, #1B1D2A)
• Patina Petrol color palette (#E9F5F0, #D5C197, #3D6780, #1D372E, #0B1712)
• Violet Quarry color palette (#F4F4FE, #F4D9C5, #8C60AC, #432D53, #0E0E1A)
• Weathered Sapphire Grove color palette (#EEF6FF, #6AF7B6, #0067CF, #002D60, #010715)
• Lilac Quarry color palette (#FFF0FC, #DFD6FF, #BC8ECB, #93655E, #3C3D51)
• Softworn Apricot Boulevard color palette (#F4F4FF, #D7B3EB, #EA957E, #A1794C, #31303E)

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