Tempered Cerulean color palette — #ECF7FC · #B5E3ED · #59909B · #254C5C · #121D22

Built around Storm Blue, softened by Charcoal — the whole palette hums with trust and stability.

The five colors

• Ivory (#ECF7FC): a clean, paper-quiet neutral.
• Powder Blue (#B5E3ED): A whisper-light, dusty blue — the color of open sky before noon.
• Storm Blue (#59909B): A luminous, dusty blue — the color of open sky before noon.
• Charcoal (#254C5C): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.
• Ink (#121D22): a grounded near-black with real depth.

Feels like: Trust, Stability, Calm, Sophistication. Tagged luxury, dark, 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

• Dusty Meadow color palette (#F1F5FF, #FAE3B2, #6A70AC, #2F3263, #0A0F1B)
• Tempered Canyon color palette (#EEF7FD, #FFD0D6, #62A8CB, #507188, #232D34)
• Muted Stone color palette (#E6F6F0, #EAB1BD, #396783, #17382E, #0C1613)
• Washed Parlor color palette (#EDF9EF, #C6DFFF, #A499CC, #966739, #333F56)
• Antique Bronze color palette (#ECF7FF, #95CAE7, #B57779, #8C6810, #132D31)
• Aged Balcony color palette (#ECF7FE, #7FD1EA, #D69CA3, #AA753F, #1F3540)
• Onyx Veranda color palette (#EFF6FF, #E9CC91, #3F6497, #002655, #00040E)
• Shadow Bronze Meadow color palette (#D6E5ED, #9A7300, #001F29, #090C12, #000102)

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