Color

#b951e6

#b951e6
hex#b951e6
rgbrgb(185, 81, 230)
hslhsl(282, 75%, 61%)
oklchoklch(0.631 0.226 314)
Closest name: mediumorchid (#ba55d3)Relative luminance 0.2191

Colors that go with #b951e6

Olive Drab, Sea Green and Charcoal 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 →

#7ee651

#6f51e6 · #e651c8

#e6b951 · #51e6b9

Split-complementary

Open in tool →

#c8e651 · #51e66f

#e66f51 · #7ee651 · #51c8e6

Contrast

#b951e6 as textRatioAAAA largeAAAFix
Aaon white
3.9:1failpassfail
  • AA: use #b03be3 as the text (4.58:1)
  • AAA: use #8b1bbb as the text (7.07:1)
  • AA: or shift the background to #171717 (4.6:1)
Aaon black
5.38:1passpassfail
  • AAA: use #c875eb as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b951e6 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

#b951e6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b951e6
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 #b951e6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b951e6-ba9fc1-b4cb62-2d1f2b-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