Color

#9181cf

#9181cf
hex#9181cf
rgbrgb(145, 129, 207)
hslhsl(252, 45%, 66%)
oklchoklch(0.649 0.115 292.3)
Closest name: Petrified Purple (#9c87c1)Relative luminance 0.2623

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c0cf81

#8199cf · #b881cf

#cf9181 · #81cf91

Split-complementary

Open in tool →

#cfb881 · #99cf81

#cf8199 · #c0cf81 · #81cfb8

Contrast

#9181cf as textRatioAAAA largeAAAFix
Aaon white
3.36:1failpassfail
  • AA: use #7a67c5 as the text (4.59:1)
  • AAA: use #5b45b5 as the text (7.09:1)
  • AA: or shift the background to #262626 (4.5:1)
Aaon black
6.25:1passpassfail
  • AAA: use #9b8cd4 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9181cf 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

#9181cf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9181cf
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 #9181cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9181cf-a99cc4-dfb64e-281f2d-e9ecf1?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