Color

#bb31ed

#bb31ed
hex#bb31ed
rgbrgb(187, 49, 237)
hslhsl(284, 84%, 56%)
oklchoklch(0.609 0.267 314.7)
Closest name: Magento (#bf3cff)Relative luminance 0.1888

Tints & shades

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

Harmonies

Complementary

Open in tool →

#63ed31

#5d31ed · #ed31c1

#edbb31 · #31edbb

Split-complementary

Open in tool →

#c1ed31 · #31ed5d

#ed5d31 · #63ed31 · #31c1ed

Contrast

#bb31ed as textRatioAAAA largeAAAFix
Aaon white
4.4:1failpassfail
  • AA: use #b92ced as the text (4.52:1)
  • AAA: use #8e10bc as the text (7.12:1)
  • AA: or shift the background to #0a0a0a (4.5:1)
Aaon black
4.78:1passpassfail
  • AAA: use #cf6ef2 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb31ed 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

#bb31ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb31ed
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 #bb31ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb31ed-bc9fc1-b1cb62-2d1f2b-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