Color

#c181ef

#c181ef
hex#c181ef
rgbrgb(193, 129, 239)
hslhsl(275, 77%, 72%)
oklchoklch(0.711 0.167 309.6)
Closest name: Illicit Purple (#bf77f6)Relative luminance 0.3327

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aeef81

#8a81ef · #ef81e5

#efc181 · #81efc1

Split-complementary

Open in tool →

#e5ef81 · #81ef8a

#ef8a81 · #aeef81 · #81e5ef

Contrast

#c181ef as textRatioAAAA largeAAAFix
Aaon white
2.74:1failfailfail
  • AA: use #a446e7 as the text (4.56:1)
  • AAA: use #811acb as the text (7.13:1)
  • AA: or shift the background to #333333 (4.61:1)
  • AAA: or shift the background to #0d0d0d (7.08:1)
Aaon black
7.65:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c181ef 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

#c181ef reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c181ef
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 #c181ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c181ef-b89cc4-c0cb62-2d1f2d-eae9f1?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