Signal Ultramarine color palette — #CDECFF · #53B4FF · #0073E4 · #1B00E0 · #21007E
A conversation between Cobalt and Royal Blue, giving this palette its sense of trust and stability.
The five colors
- Frost (#CDECFF): A whisper-light, dusty blue — the color of deep harbor water.
- Cornflower (#53B4FF): A luminous, balanced blue — the color of deep harbor water.
- Royal Blue (#0073E4): A full-bodied, vivid blue — the color of deep harbor water.
- Cobalt (#1B00E0): A full-bodied, vivid violet — the color of wild irises.
- Royal Purple (#21007E): A deep, shadowed, vivid violet — the color of wild irises.
Feels like: Trust, Stability, Creativity, Calm, Energy. Tagged vibrant, cool.
Use it as a design system
One click turns Signal 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
- Grape Loft color palette (#D4E0ED, #7AA8FF, #5468FF, #4E00D7, #340072)
- Hazy Nightshade color palette (#E9F8FF, #7FCCFF, #007FE8, #003BBA, #0B004B)
- Muted Nightshade color palette (#DFF2F1, #00A8CB, #005F9F, #2F00B0, #3B006B)
- Wandering Lapis Grove color palette (#FFDADC, #3F9AFF, #5355E8, #8A005F, #08245B)
- Hazy Corridor color palette (#D3E9E8, #11CFFB, #199AF7, #5E56E4, #3D005C)
- Pale Sky Balcony color palette (#BEE8F2, #00BBEC, #0085BA, #004F88, #002255)
- Sunlit Grape color palette (#DFE9FF, #A3AEFF, #8774F1, #7516D9, #4C0074)
- Timeworn Bloom color palette (#E6F1FF, #4766C8, #382BB9, #22005A, #050012)
Browse the whole catalog at Explore, or see today's palette.