Antique Cerulean color palette — #F8EFF2 · #C3E0FA · #718DC4 · #146A73 · #242B43

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

The five colors

• Ivory (#F8EFF2): bright and airy, almost weightless.
• Powder Blue (#C3E0FA): A whisper-light, dusty blue — the color of open sky before noon.
• Slate Blue (#718DC4): A luminous, balanced violet — the color of wild irises.
• Peacock (#146A73): A full-bodied, dusty blue — the color of a favorite pair of jeans.
• Midnight (#242B43): A deep, shadowed, dusty violet — the color of twilight just after sunset.

Feels like: Trust, Stability, Creativity, Calm, Sophistication. Tagged coastal, cool, light, muted.

Use it as a design system

One click turns Antique Cerulean 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

• Petrol Market color palette (#EFF7F7, #CDDFEF, #5C8EC3, #006C8E, #344869)
• Dusty Denim color palette (#ECE0E9, #64A8B5, #006083, #003B2F, #000A1E)
• Wandering Cerulean color palette (#F9EEF6, #9FD0E0, #0089A9, #005E41, #00233B)
• Dusty Powder color palette (#F4F6EF, #C4DDEE, #95BEEF, #4F8AA7, #4F354E)
• Patina Navy color palette (#EEDFE7, #508094, #003D6B, #001F1E, #00000C)
• Timeworn Lagoon Market color palette (#E3EEE2, #6DB991, #008977, #006164, #002D36)
• Soft Coral Veranda color palette (#DFF7FB, #5DB6AA, #C3727B, #00756A, #43161D)
• Timeworn Powder color palette (#DCF8FD, #D2DAEA, #CABBE9, #5C8060, #1C3641)

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