Color

#9b01ef

#9b01ef
hex#9b01ef
rgbrgb(155, 1, 239)
hslhsl(279, 99%, 47%)
oklchoklch(0.548 0.283 305.7)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1322

Colors that go with #9b01ef

Olive Green, Charcoal and Denim lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#54ef01

#2501ef · #ef01cb

#ef9b01 · #01ef9b

Split-complementary

Open in tool →

#cbef01 · #01ef25

#ef2501 · #54ef01 · #01cbef

Contrast

#9b01ef as textRatioAAAA largeAAAFix
Aaon white
5.76:1passpassfail
  • AAA: use #8801d0 as the text (7.09:1)
Aaon black
3.64:1failpassfail
  • AA: use #b225fe as the text (4.59:1)
  • AAA: use #cb6cfe as the text (7.12:1)
  • AA: or shift the background to #e6e6e6 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9b01ef as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#9b01ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9b01ef
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #9b01ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9b01ef-b99fc1-b9cb62-2d1f2c-ebe9f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md