Weathered Cerulean color palette — #99EFFB · #65BCD2 · #008FB7 · #005C85 · #00335B

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

The five colors

• Sea Foam (#99EFFB): A whisper-light, balanced blue — the color of open sky before noon.
• Cyan (#65BCD2): A luminous, balanced blue — the color of open sky before noon.
• Cerulean (#008FB7): A luminous, balanced blue — the color of deep harbor water.
• Peacock (#005C85): A full-bodied, balanced blue — the color of deep harbor water.
• Navy (#00335B): A deep, shadowed, balanced blue — the color of a favorite pair of jeans.

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

Use it as a design system

One click turns Weathered 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

• Lagoon Courtyard color palette (#A1F2DD, #6DC3B9, #00999E, #006571, #003542)
• Linen Lantern color palette (#B9EAFF, #71B6E2, #3687C9, #0056B7, #0B1A8C)
• Quiet Lagoon color palette (#DEFCFF, #5AE0FE, #009EC7, #005E88, #00213C)
• Aged Aubergine color palette (#D1F7F5, #49B1CB, #2B7FB1, #6C3C89, #0A354A)
• Navy Ridge color palette (#A6F4D6, #00B3B3, #00738C, #004173, #211972)
• Muted Aqua color palette (#9EF9D8, #17DADA, #10ACD6, #2A75BB, #29226E)
• Lagoon Veranda color palette (#EFF7F9, #D3DAE4, #B4C0D6, #0B9296, #293E45)
• Cerulean Field color palette (#E0F1FC, #008EB1, #294356, #0B2532, #030F15)

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