Tempered Cerulean color palette — #CBE8F1 · #0091C4 · #326BA2 · #00363D · #000306

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

The five colors

• Frost (#CBE8F1): A whisper-light, dusty blue — the color of a favorite pair of jeans.
• Cerulean (#0091C4): A luminous, balanced blue — the color of a favorite pair of jeans.
• Slate (#326BA2): A full-bodied, balanced blue — the color of deep harbor water.
• Deep Teal (#00363D): A deep, shadowed, dusty blue — the color of open sky before noon.
• Ink (#000306): quiet, heavy and certain.

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

Use it as a design system

One click turns Tempered 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

• Quiet Garden color palette (#CFEEE5, #4E8DEA, #4F56BA, #003347, #070009)
• Weathered Lagoon color palette (#DAE3D5, #009F99, #007480, #003522, #000202)
• Wandering Sky Orchard color palette (#CDF8FE, #6CBEFF, #8D7BC2, #004F42, #000102)
• Pale Iris color palette (#CEE9FF, #A8CCFF, #8D9BEC, #006B8D, #00231D)
• Frosted Iris Harbor color palette (#E9F0FF, #A0AAF7, #8D74C5, #0C4988, #07082B)
• Ancient Ridge color palette (#FEEBFF, #CCD9FF, #B6B3E7, #376C8F, #361F34)
• Fuchsia Courtyard color palette (#FFECF3, #E8C7FF, #E884DB, #6053A5, #2A113E)
• Cellar Workshop color palette (#DDF2EB, #006A2F, #37363D, #001626, #000103)

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