Signal Ultramarine Bloom color palette — #D0E3EF · #2083F9 · #3026F4 · #3D0096 · #270041

Cobalt takes the lead with Indigo close behind in a set that reads as trust and stability at first glance.

The five colors

• Frost (#D0E3EF): A whisper-light, dusty blue — the color of open sky before noon.
• Azure (#2083F9): A luminous, vivid blue — the color of a favorite pair of jeans.
• Cobalt (#3026F4): A full-bodied, vivid violet — the color of a velvet chair.
• Indigo (#3D0096): A deep, shadowed, vivid violet — the color of a velvet chair.
• Deep Indigo (#270041): A deep, shadowed, balanced violet — the color of twilight just after sunset.

Feels like: Trust, Stability, Creativity, Energy. Tagged vibrant.

Use it as a design system

One click turns Signal Ultramarine Bloom 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

• Grape Basin color palette (#C8E2FC, #6185FF, #6507F7, #57007A, #300030)
• Indigo Harbor color palette (#D6ECFF, #69A9FF, #4E5BFF, #532AD1, #3B126E)
• Pale Studio color palette (#D5F3F9, #0096CB, #0058A3, #201294, #22034A)
• Weathered Grape color palette (#E6DFFF, #9B7CFF, #682AE4, #350070, #08001D)
• Quiet Nightshade Boulevard color palette (#E9EBFB, #706FFF, #886F00, #3E27BB, #1C1500)
• Feathered Delta color palette (#FCE9D2, #00C2D1, #6766EA, #131337, #10010B)
• Antique Byzantium color palette (#D6DEEE, #9988FF, #943FD9, #6F217C, #431238)
• Feathered Lapis Boulevard color palette (#DDE2FF, #584DFF, #7B6100, #4B5A00, #090531)

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