Color

#513c1a

#513c1a
hex#513c1a
rgbrgb(81, 60, 26)
hslhsl(37, 51%, 21%)
oklchoklch(0.372 0.057 77.4)
Closest name: Avocado Stone (#4e3e1f)Relative luminance 0.0506

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a2f51

#51211a · #4a511a

#1a513c · #3c1a51

Split-complementary

Open in tool →

#1a4a51 · #211a51

#1a5121 · #1a2f51 · #511a4a

Contrast

#513c1a as textRatioAAAA largeAAAFix
Aaon white
10.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #966f31 as the text (4.61:1)
  • AAA: use #c18f3e as the text (7.27:1)
  • AA: or shift the background to #ababab (4.55:1)
  • AAA: or shift the background to #d4d4d4 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #513c1a 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

#513c1a reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #513c1a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #513c1a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/513c1a-c4b99c-62bdcb-2c2d1f-f1eae9?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