Color

#bb37d2

#bb37d2
hex#bb37d2
rgbrgb(187, 55, 210)
hslhsl(291, 63%, 52%)
oklchoklch(0.595 0.239 321.2)
Closest name: Magenta Affair (#aa44dd)Relative luminance 0.1795

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4fd237

#6d37d2 · #d2379c

#d2bb37 · #37d2bb

Split-complementary

Open in tool →

#9cd237 · #37d26d

#d26d37 · #4fd237 · #379cd2

Contrast

#bb37d2 as textRatioAAAA largeAAAFix
Aaon white
4.58:1passpassfail
  • AAA: use #8f25a2 as the text (7.11:1)
Aaon black
4.59:1passpassfail
  • AAA: use #cf72df as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb37d2 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

#bb37d2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb37d2
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 #bb37d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb37d2-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