Aged Cerulean color palette — #C3F2FE · #73C7CD · #3F9CAC · #006678 · #1B3B4C

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

The five colors

• Frost (#C3F2FE): A whisper-light, dusty blue — the color of open sky before noon.
• Aqua (#73C7CD): A luminous, balanced blue — the color of open sky before noon.
• Cerulean (#3F9CAC): A luminous, balanced blue — the color of deep harbor water.
• Peacock (#006678): A full-bodied, balanced blue — the color of deep harbor water.
• Deep Teal (#1B3B4C): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.

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

Use it as a design system

One click turns Aged 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

• Softworn Lagoon color palette (#CAF8F3, #87BE99, #569E7A, #256D54, #163F43)
• Petrol Garden color palette (#EAFCDF, #88C7C1, #3095A6, #00708E, #2D574B)
• Tempered Harbor color palette (#E7F4FF, #96BFEF, #648ABF, #405484, #2C3950)
• Cerulean Grove color palette (#E5F4FF, #A0D4F0, #4F8DA9, #11526E, #002236)
• Wandering Drift color palette (#E5F5FC, #78C0CF, #9AA362, #237F8E, #0F392C)
• Pale Ridge color palette (#C9E6F4, #0088C3, #006198, #00355E, #001539)
• Turquoise Drift color palette (#E4F5FF, #55A9C4, #8B87B7, #508665, #162A35)
• Antique Dune color palette (#E8F7E8, #A9C3AE, #6C8D6D, #6B4E59, #1F3125)

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