Color

#bb18d8

#bb18d8
hex#bb18d8
rgbrgb(187, 24, 216)
hslhsl(291, 80%, 47%)
oklchoklch(0.581 0.267 320.4)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.1618

Colors that go with #bb18d8

Forest Green, Charcoal and Denim 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 #bb18d8

Tints & shades

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

Harmonies

Complementary

Open in tool →

#35d818

#5b18d8 · #d81895

#d8bb18 · #18d8bb

Split-complementary

Open in tool →

#95d818 · #18d85b

#d85b18 · #35d818 · #1895d8

Contrast

#bb18d8 as textRatioAAAA largeAAAFix
Aaon white
4.96:1passpassfail
  • AAA: use #9313aa as the text (7.21:1)
Aaon black
4.24:1failpassfail
  • AA: use #c319e1 as the text (4.55:1)
  • AAA: use #da68ee as the text (7.2:1)
  • AA: or shift the background to #f5f5f5 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb18d8 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

#bb18d8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb18d8
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 #bb18d8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb18d8-bf9fc1-a4cb62-2d1f29-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