Color

#81037f

#81037f
hex#81037f
rgbrgb(129, 3, 127)
hslhsl(301, 95%, 26%)
oklchoklch(0.423 0.192 329.2)
Closest name: purple (#800080)Relative luminance 0.0626

Colors that go with #81037f

Sea Green, 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#038105

#440381 · #810340

#7f8103 · #037f81

Split-complementary

Open in tool →

#408103 · #038144

#814403 · #038105 · #034081

Contrast

#81037f as textRatioAAAA largeAAAFix
Aaon white
9.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.25:1failfailfail
  • AA: use #d105cd as the text (4.61:1)
  • AAA: use #fa3df7 as the text (7.08:1)
  • AA: or shift the background to #b5b5b5 (4.55:1)
  • AAA: or shift the background to #e0e0e0 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #81037f 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

#81037f reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81037f
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 #81037f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81037f-c19fbc-93cb62-2d1f27-ede9f1?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