Tempered Ultramarine color palette — #DEFFE5 · #009AC1 · #2E58BA · #801900 · #0B3954

Built around Cobalt, softened by Rust — the whole palette hums with trust and stability.

The five colors

• Honeydew (#DEFFE5): A whisper-light, dusty teal — the color of glacier melt.
• Cerulean (#009AC1): A luminous, balanced blue — the color of a favorite pair of jeans.
• Cobalt (#2E58BA): A full-bodied, vivid violet — the color of twilight just after sunset.
• Rust (#801900): A deep, shadowed, balanced orange — the color of toasted spice.
• Deep Teal (#0B3954): A deep, shadowed, dusty blue — the color of open sky before noon.

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

Use it as a design system

One click turns Tempered Ultramarine 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

• Weathered Balcony color palette (#DDF6E2, #1B8CDA, #564AA2, #60320A, #213147)
• Garnet Chapel color palette (#DEFFE5, #00A09D, #00698E, #752240, #003D44)
• Weathered Lantern color palette (#FFF0D4, #00A4B3, #3B5DAC, #513900, #00202C)
• Iris Pier color palette (#E8FBEB, #7994DF, #785B91, #654814, #343C53)
• Cornflower Drift color palette (#FFF3E2, #00BDD1, #4D74E4, #785300, #003B51)
• Grape Field color palette (#ECF7FF, #0089B7, #7F2D99, #6D2600, #233800)
• Softworn Chestnut color palette (#DAF2FF, #9CB3E8, #8073A6, #7C492E, #315139)
• Patina Cerulean Studio color palette (#EDF9EF, #8ADCF2, #008BB9, #006763, #124368)

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