Color

#51343e

#51343e
hex#51343e
rgbrgb(81, 52, 62)
hslhsl(339, 22%, 26%)
oklchoklch(0.363 0.044 357.2)
Closest name: Black Truffle (#463d3e)Relative luminance 0.0455

Colors that go with #51343e

Dark Olive Green, Sea Green 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 #51343e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#345147

#51344d · #513834

#3e5134 · #343e51

Split-complementary

Open in tool →

#345138 · #344d51

#4d5134 · #345147 · #383451

Contrast

#51343e as textRatioAAAA largeAAAFix
Aaon white
10.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.91:1failfailfail
  • AA: use #9e677a as the text (4.67:1)
  • AAA: use #b58c9a as the text (7.18:1)
  • AA: or shift the background to #a6a6a6 (4.52:1)
  • AAA: or shift the background to #cfcfcf (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51343e 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

#51343e reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51343e
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 #51343e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51343e-c49ca5-62cb74-2d211f-f1e9f0?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