Color

#51151f

#51151f
hex#51151f
rgbrgb(81, 21, 31)
hslhsl(350, 59%, 20%)
oklchoklch(0.299 0.089 14.7)
Closest name: Minotaur Hide (#4a120d)Relative luminance 0.0238

Colors that go with #51151f

Charcoal, Sienna and Steel Blue 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 #51151f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#155147

#51153d · #512915

#1f5115 · #151f51

Split-complementary

Open in tool →

#155129 · #153d51

#3d5115 · #155147 · #291551

Contrast

#51151f as textRatioAAAA largeAAAFix
Aaon white
14.22:1passpasspassPasses AAA — no fix needed.
Aaon black
1.48:1failfailfail
  • AA: use #cf445c as the text (4.63:1)
  • AAA: use #dc798a as the text (7.15:1)
  • AA: or shift the background to #919191 (4.51:1)
  • AAA: or shift the background to #b8b8b8 (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 #51151f 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

#51151f reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51151f
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 #51151f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51151f-c49c9e-62cb87-2d231f-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