Tempered Cerulean color palette — #EFF6F9 · #AADAEC · #69A2CC · #009EAD · #242F39

Cerulean takes the lead with Blue Fog close behind in a set that reads as trust and stability at first glance.

The five colors

• Ivory (#EFF6F9): a clean, paper-quiet neutral.
• Powder Blue (#AADAEC): A whisper-light, dusty blue — the color of deep harbor water.
• Blue Fog (#69A2CC): A luminous, balanced blue — the color of deep harbor water.
• Cerulean (#009EAD): A luminous, balanced blue — the color of a favorite pair of jeans.
• Onyx (#242F39): A deep, shadowed, dusty blue — the color of open sky before noon.

Feels like: Trust, Stability, Calm, Sophistication. Tagged duotone, 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

• Hushed Station color palette (#F0F7F2, #D0D8EC, #7AB5E5, #61A6B1, #15211E)
• Aged Chapel color palette (#F1F6FB, #B9D4F3, #A091C9, #4F8EDD, #2A2C3D)
• Weathered Pewter Alley color palette (#FCF1FE, #9DC3E2, #7D92C1, #8E5C80, #37495D)
• Washed Navy Dune color palette (#ECF7FF, #AED5F5, #7FA4D1, #5170B2, #374385)
• Soft Cornflower Station color palette (#ECF7FF, #49CBFB, #2781FC, #0083AA, #0A1D34)
• Hushed Denim Archive color palette (#D9EDF6, #008398, #004876, #003F4B, #000205)
• Ancient Terrace color palette (#EEF7F9, #7ED3C3, #846CBD, #197E6F, #2A2D3B)
• Quiet Indigo color palette (#E3EDF5, #5EADE3, #585CE3, #006A9E, #080828)

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