Color

#bb42d7

#bb42d7
hex#bb42d7
rgbrgb(187, 66, 215)
hslhsl(289, 65%, 55%)
oklchoklch(0.608 0.231 319.4)
Closest name: mediumorchid (#ba55d3)Relative luminance 0.1937

Colors that go with #bb42d7

Olive Drab, Dark Cyan and Olive Green 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 #bb42d7

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5dd742

#7142d7 · #d742a8

#d7bb42 · #42d7bb

Split-complementary

Open in tool →

#a8d742 · #42d771

#d77142 · #5dd742 · #42a8d7

Contrast

#bb42d7 as textRatioAAAA largeAAAFix
Aaon white
4.31:1failpassfail
  • AA: use #b839d5 as the text (4.58:1)
  • AAA: use #8c23a4 as the text (7.26:1)
  • AA: or shift the background to #0d0d0d (4.51:1)
Aaon black
4.87:1passpassfail
  • AAA: use #cd74e2 as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb42d7 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

#bb42d7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb42d7
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 #bb42d7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb42d7-be9fc1-a8cb62-2d1f2a-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