Color

#811abc

#811abc
hex#811abc
rgbrgb(129, 26, 188)
hslhsl(278, 76%, 42%)
oklchoklch(0.479 0.227 308.1)
Closest name: Lilac Spring (#8822cc)Relative luminance 0.0904

Colors that go with #811abc

Olive Drab, Charcoal and Denim 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 #811abc

Tints & shades

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

Harmonies

Complementary

Open in tool →

#55bc1a

#2f1abc · #bc1aa7

#bc811a · #1abc81

Split-complementary

Open in tool →

#a7bc1a · #1abc2f

#bc2f1a · #55bc1a · #1aa7bc

Contrast

#811abc as textRatioAAAA largeAAAFix
Aaon white
7.48:1passpasspassPasses AAA — no fix needed.
Aaon black
2.81:1failfailfail
  • AA: use #aa43e5 as the text (4.64:1)
  • AAA: use #c278ed as the text (7.2:1)
  • AA: or shift the background to #c9c9c9 (4.52:1)
  • AAA: or shift the background to #fafafa (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #811abc 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

#811abc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #811abc
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 #811abc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/811abc-ba9cc4-bbcb62-2d1f2c-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