Color

#a11dcd

#a11dcd
hex#a11dcd
rgbrgb(161, 29, 205)
hslhsl(285, 75%, 46%)
oklchoklch(0.538 0.248 315)
Closest name: Nebula (#a104c3)Relative luminance 0.1286

Tints & shades

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

Harmonies

Complementary

Open in tool →

#49cd1d

#491dcd · #cd1da1

#cda11d · #1dcda1

Split-complementary

Open in tool →

#a1cd1d · #1dcd49

#cd491d · #49cd1d · #1da1cd

Contrast

#a11dcd as textRatioAAAA largeAAAFix
Aaon white
5.88:1passpassfail
  • AAA: use #8c19b3 as the text (7.23:1)
Aaon black
3.57:1failpassfail
  • AA: use #b632e2 as the text (4.54:1)
  • AAA: use #cc70eb as the text (7.08:1)
  • AA: or shift the background to #e3e3e3 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a11dcd 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

#a11dcd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a11dcd
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 #a11dcd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a11dcd-bc9fc1-afcb62-2d1f2b-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