Color

#512f2f

#512f2f
hex#512f2f
rgbrgb(81, 47, 47)
hslhsl(0, 27%, 25%)
oklchoklch(0.348 0.05 19.9)
Closest name: Brown Coffee (#4a2c2a)Relative luminance 0.0399

Colors that go with #512f2f

Sea Green, Steel Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2f5151

#512f40 · #51402f

#2f512f · #2f2f51

Split-complementary

Open in tool →

#2f5140 · #2f4051

#40512f · #2f5151 · #402f51

Contrast

#512f2f as textRatioAAAA largeAAAFix
Aaon white
11.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #a66464 as the text (4.63:1)
  • AAA: use #bc8a8a as the text (7.14:1)
  • AA: or shift the background to #a1a1a1 (4.52:1)
  • AAA: or shift the background to #c9c9c9 (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 #512f2f 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

#512f2f reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #512f2f
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 #512f2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/512f2f-c4a19c-62cb98-2d251f-f1e9ed?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