Color

#a18bc6

#a18bc6
hex#a18bc6
rgbrgb(161, 139, 198)
hslhsl(262, 34%, 66%)
oklchoklch(0.678 0.089 301.2)
Closest name: Petrified Purple (#9c87c1)Relative luminance 0.3012

Colors that go with #a18bc6

Charcoal, Amber and Emerald Green 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b0c68b

#8b93c6 · #be8bc6

#c6a08b · #8bc6a0

Split-complementary

Open in tool →

#c6be8b · #93c68b

#c68b93 · #b0c68b · #8bc6be

Contrast

#a18bc6 as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #8265b3 as the text (4.71:1)
  • AAA: use #664a96 as the text (7.04:1)
  • AA: or shift the background to #2e2e2e (4.54:1)
  • AAA: or shift the background to #000000 (7.02:1)
Aaon black
7.02:1passpasspassPasses 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 #a18bc6 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 #a18bc6
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 #a18bc6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a18bc6-af9cc4-dfce4e-2a1f2d-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