Color

#b13bce

#b13bce
hex#b13bce
rgbrgb(177, 59, 206)
hslhsl(288, 60%, 52%)
oklchoklch(0.583 0.228 318.9)
Closest name: Magenta Affair (#aa44dd)Relative luminance 0.1693

Colors that go with #b13bce

Forest Green, 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.

Real palettes that use #b13bce

Tints & shades

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

Harmonies

Complementary

Open in tool →

#59ce3b

#673bce · #ce3ba2

#ceb13b · #3bceb1

Split-complementary

Open in tool →

#a2ce3b · #3bce67

#ce673b · #59ce3b · #3ba2ce

Contrast

#b13bce as textRatioAAAA largeAAAFix
Aaon white
4.79:1passpassfail
  • AAA: use #8b29a3 as the text (7.13:1)
Aaon black
4.39:1failpassfail
  • AA: use #b23fcf as the text (4.5:1)
  • AAA: use #c978dd as the text (7.21:1)
  • AA: or shift the background to #fafafa (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b13bce 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

#b13bce reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b13bce
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 #b13bce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b13bce-be9fc1-aacb62-2d1f2a-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