Shadow Ultramarine Summit color palette — #E2ECF9 · #0058B1 · #0D164C · #241B21 · #000717

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

The five colors

• Frost (#E2ECF9): A whisper-light, dusty blue — the color of open sky before noon.
• Cobalt (#0058B1): A full-bodied, balanced blue — the color of deep harbor water.
• Deep Indigo (#0D164C): A deep, shadowed, balanced violet — the color of wild irises.
• Onyx (#241B21): a grounded near-black with real depth.
• Ink (#000717): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.

Feels like: Trust, Stability, Creativity, Calm, Sophistication, Depth. Tagged noir, dark, luxury, muted.

Use it as a design system

One click turns Shadow Ultramarine Summit 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

• Denim Hollow color palette (#C6E6F8, #00657F, #3D3437, #002133, #000911)
• Tempered Cobalt Villa color palette (#CCE3FD, #0078D8, #3E2D5C, #001B38, #00090F)
• Lapis Grove color palette (#D9DFF2, #3B1BF6, #1D1542, #21141A, #01061C)
• Ancient Aqua Basin color palette (#DCF9F6, #3DCCFD, #007BAA, #00505C, #001C30)
• Byzantium Drift color palette (#E5DBF8, #9500FA, #B9004F, #00597E, #16002C)
• Smoked Grape color palette (#EBEDFF, #6D00C3, #2A1E1B, #250D31, #040411)
• Nightshade Garden color palette (#E4ECFF, #7A6BFF, #00837B, #4814C3, #001B18)
• Lucid Grape color palette (#D1DFFF, #6676FF, #530FE7, #45019F, #1F0043)

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