Color

#51671d

#51671d
hex#51671d
rgbrgb(81, 103, 29)
hslhsl(78, 56%, 26%)
oklchoklch(0.48 0.102 124.5)
Closest name: Forestial Outpost (#556611)Relative luminance 0.1154

Colors that go with #51671d

Blue Violet, Copper and Sage Green 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 #51671d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#331d67

#67591d · #2c671d

#1d5167 · #671d51

Split-complementary

Open in tool →

#1d2c67 · #591d67

#1d6759 · #331d67 · #671d2c

Contrast

#51671d as textRatioAAAA largeAAAFix
Aaon white
6.35:1passpassfail
  • AAA: use #4b5f1b as the text (7.11:1)
Aaon black
3.31:1failpassfail
  • AA: use #647f24 as the text (4.6:1)
  • AAA: use #80a32e as the text (7.2:1)
  • AA: or shift the background to #dbdbdb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51671d 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

#51671d reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51671d
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 #51671d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51671d-b2bea2-4e69df-232d1f-f1f0e9?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