Color

#b331bf

#b331bf
hex#b331bf
rgbrgb(179, 49, 191)
hslhsl(295, 59%, 47%)
oklchoklch(0.568 0.227 324.3)
Closest name: Magentleman (#aa22bb)Relative luminance 0.1554

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3dbf31

#6c31bf · #bf3184

#bfb331 · #31bfb3

Split-complementary

Open in tool →

#84bf31 · #31bf6c

#bf6c31 · #3dbf31 · #3184bf

Contrast

#b331bf as textRatioAAAA largeAAAFix
Aaon white
5.11:1passpassfail
  • AAA: use #91289a as the text (7.06:1)
Aaon black
4.11:1failpassfail
  • AA: use #be34cb as the text (4.54:1)
  • AAA: use #d271da as the text (7.11:1)
  • AA: or shift the background to #f2f2f2 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b331bf 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

#b331bf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b331bf
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b331bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b331bf-c19fbf-9dcb62-2d1f28-ede9f1?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