Color

#813b71

#813b71
hex#813b71
rgbrgb(129, 59, 113)
hslhsl(314, 37%, 37%)
oklchoklch(0.463 0.119 336.9)
Closest name: Bruise (#7e4071)Relative luminance 0.0899

Colors that go with #813b71

Taupe, Sea Green and Charcoal 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 →

#3b814c

#6f3b81 · #813b4e

#71813b · #3b7181

Split-complementary

Open in tool →

#4e813b · #3b816f

#816f3b · #3b814c · #3b4e81

Contrast

#813b71 as textRatioAAAA largeAAAFix
Aaon white
7.51:1passpasspassPasses AAA — no fix needed.
Aaon black
2.8:1failfailfail
  • AA: use #b0549b as the text (4.59:1)
  • AAA: use #c581b5 as the text (7.18:1)
  • AA: or shift the background to #c9c9c9 (4.53:1)
  • AAA: or shift the background to #f7f7f7 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #813b71 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

#813b71 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #813b71
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 #813b71 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/813b71-c19fb5-7ccb62-2d1f24-efe9f1?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