Color

#b537c8

#b537c8
hex#b537c8
rgbrgb(181, 55, 200)
hslhsl(292, 57%, 50%)
oklchoklch(0.581 0.229 322.1)
Closest name: Magentleman (#aa22bb)Relative luminance 0.1673

Colors that go with #b537c8

Forest Green, Dark Cyan 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.

Real palettes that use #b537c8

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4ac837

#6c37c8 · #c83793

#c8b537 · #37c8b5

Split-complementary

Open in tool →

#93c837 · #37c86c

#c86c37 · #4ac837 · #3793c8

Contrast

#b537c8 as textRatioAAAA largeAAAFix
Aaon white
4.83:1passpassfail
  • AAA: use #8d2b9c as the text (7.1:1)
Aaon black
4.35:1failpassfail
  • AA: use #b83fca as the text (4.6:1)
  • AAA: use #cd77da as the text (7.25:1)
  • AA: or shift the background to #f7f7f7 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b537c8 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

#b537c8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b537c8
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 #b537c8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b537c8-c09fc1-a3cb62-2d1f29-ece9f1?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