Color

#b555e2

#b555e2
hex#b555e2
rgbrgb(181, 85, 226)
hslhsl(281, 71%, 61%)
oklchoklch(0.628 0.215 313.3)
Closest name: mediumorchid (#ba55d3)Relative luminance 0.2181

Tints & shades

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

Harmonies

Complementary

Open in tool →

#82e255

#6f55e2 · #e255c8

#e2b555 · #55e2b5

Split-complementary

Open in tool →

#c8e255 · #55e26f

#e26f55 · #82e255 · #55c8e2

Contrast

#b555e2 as textRatioAAAA largeAAAFix
Aaon white
3.92:1failpassfail
  • AA: use #ac3fde as the text (4.65:1)
  • AAA: use #871fb7 as the text (7.22:1)
  • AA: or shift the background to #171717 (4.58:1)
Aaon black
5.36:1passpassfail
  • AAA: use #c578e8 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b555e2 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

#b555e2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b555e2
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 #b555e2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b555e2-ba9fc1-b6cb62-2d1f2c-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