Color

#b559cf

#b559cf
hex#b559cf
rgbrgb(181, 89, 207)
hslhsl(287, 55%, 58%)
oklchoklch(0.622 0.19 318.3)
Closest name: mediumorchid (#ba55d3)Relative luminance 0.2147

Colors that go with #b559cf

Olive Drab, Charcoal and Cadet Blue 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 →

#73cf59

#7a59cf · #cf59ad

#cfb559 · #59cfb5

Split-complementary

Open in tool →

#adcf59 · #59cf7a

#cf7a59 · #73cf59 · #59adcf

Contrast

#b559cf as textRatioAAAA largeAAAFix
Aaon white
3.97:1failpassfail
  • AA: use #ae49ca as the text (4.56:1)
  • AAA: use #892fa2 as the text (7.02:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.29:1passpassfail
  • AAA: use #c379d8 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b559cf 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

#b559cf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b559cf
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 #b559cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b559cf-bd9fc1-abcb62-2d1f2a-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