Color

#a18bc1

#a18bc1
hex#a18bc1
rgbrgb(161, 139, 193)
hslhsl(264, 30%, 65%)
oklchoklch(0.676 0.082 302.9)
Closest name: Petrified Purple (#9c87c1)Relative luminance 0.2989

Colors that go with #a18bc1

Charcoal, Emerald Green and Midnight Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #a18bc1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#abc18b

#8b90c1 · #bb8bc1

#c1a08b · #8bc1a0

Split-complementary

Open in tool →

#c1bb8b · #90c18b

#c18b90 · #abc18b · #8bc1bb

Contrast

#a18bc1 as textRatioAAAA largeAAAFix
Aaon white
3.01:1failpassfail
  • AA: use #8367ad as the text (4.66:1)
  • AAA: use #654b8b as the text (7.16:1)
  • AA: or shift the background to #2e2e2e (4.51:1)
Aaon black
6.98:1passpassfail
  • AAA: use #a38ec2 as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a18bc1 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #a18bc1
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #a18bc1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a18bc1-b19cc4-dfd34e-2b1f2d-e9eaf1?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