Tempered Cerulean color palette — #ECF8F8 · #BBE2FF · #5F8EBD · #2A6A83 · #354962

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

The five colors

• Ivory (#ECF8F8): a clean, paper-quiet neutral.
• Powder Blue (#BBE2FF): A whisper-light, dusty blue — the color of open sky before noon.
• Slate Blue (#5F8EBD): A luminous, balanced blue — the color of deep harbor water.
• Peacock (#2A6A83): A full-bodied, dusty blue — the color of a favorite pair of jeans.
• Charcoal (#354962): A deep, shadowed, dusty blue — the color of open sky before noon.

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

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

• Dusty Lagoon color palette (#EBF9F5, #ACEAE7, #2B9BA2, #346E63, #2A4D5B)
• Powder Summit color palette (#EFF6FF, #DED6E9, #BAC4ED, #65829F, #465366)
• Muted Station color palette (#B0EAFF, #19B5E9, #007FB1, #1C5A86, #2A4662)
• Periwinkle Terrace color palette (#FAF4EC, #BFE8EB, #82A7D7, #3E8696, #573E52)
• Periwinkle Quarry color palette (#EDF6FF, #56A7E5, #5E9A61, #186BA2, #1C4B47)
• Powdered Cornflower Harbor color palette (#EEF6FF, #3989E9, #9864A2, #1B7872, #2A394B)
• Denim Archive color palette (#DEEEEB, #5EACB8, #006274, #003E3E, #00232F)
• Powder Archive color palette (#EFF6FF, #8AB4FC, #5075B5, #28426F, #192D51)

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