Color

#512b2a

#512b2a
hex#512b2a
rgbrgb(81, 43, 42)
hslhsl(2, 32%, 24%)
oklchoklch(0.338 0.057 22.1)
Closest name: Bitter Chocolate (#4f2923)Relative luminance 0.0364

Colors that go with #512b2a

Sea Green, 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2a4f51

#512a3c · #513f2a

#2a512b · #2b2a51

Split-complementary

Open in tool →

#2a513f · #2a3c51

#3c512a · #2a4f51 · #3f2a51

Contrast

#512b2a as textRatioAAAA largeAAAFix
Aaon white
12.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #ac605d as the text (4.59:1)
  • AAA: use #c18886 as the text (7.13:1)
  • AA: or shift the background to #9e9e9e (4.53:1)
  • AAA: or shift the background to #c7c7c7 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #512b2a 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

#512b2a reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #512b2a
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 #512b2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/512b2a-c4a29c-62cb9c-2d261f-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