Color

#51101c

#51101c
hex#51101c
rgbrgb(81, 16, 28)
hslhsl(349, 67%, 19%)
oklchoklch(0.292 0.095 15.1)
Closest name: Minotaur Hide (#4a120d)Relative luminance 0.022

Colors that go with #51101c

Charcoal, Sienna and Teal 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 #51101c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#105145

#51103c · #512510

#1c5110 · #101c51

Split-complementary

Open in tool →

#105125 · #103c51

#3c5110 · #105145 · #251051

Contrast

#51101c as textRatioAAAA largeAAAFix
Aaon white
14.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.44:1failfailfail
  • AA: use #d73754 as the text (4.56:1)
  • AAA: use #e37287 as the text (7.02:1)
  • AA: or shift the background to #8f8f8f (4.51:1)
  • AAA: or shift the background to #b5b5b5 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51101c 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

#51101c reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51101c
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 #51101c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51101c-c49c9f-62cb85-2d231f-f1e9ee?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