Color

#9901fe

#9901fe
hex#9901fe
rgbrgb(153, 1, 254)
hslhsl(276, 99%, 50%)
oklchoklch(0.559 0.295 302.1)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1395

Colors that go with #9901fe

Olive Green, Charcoal and Teal 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 →

#66fe01

#1b01fe · #fe01e4

#fe9901 · #01fe99

Split-complementary

Open in tool →

#e4fe01 · #01fe1b

#fe1b01 · #66fe01 · #01e4fe

Contrast

#9901fe as textRatioAAAA largeAAAFix
Aaon white
5.54:1passpassfail
  • AAA: use #8301da as the text (7.04:1)
Aaon black
3.79:1failpassfail
  • AA: use #ab2ffe as the text (4.57:1)
  • AAA: use #c671fe as the text (7.19:1)
  • AA: or shift the background to #e8e8e8 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9901fe as the background.

Brands using this color

Fonts for this mood

#9901fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9901fe
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 #9901fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9901fe-b99cc4-bfcb62-2d1f2d-eae9f1?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