Color

#511c06

#511c06
hex#511c06
rgbrgb(81, 28, 6)
hslhsl(18, 86%, 17%)
oklchoklch(0.305 0.086 40.7)
Closest name: Chocolate Rush (#4e1b0b)Relative luminance 0.0259

Tints & shades

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

Harmonies

Complementary

Open in tool →

#063a51

#510615 · #514206

#06511c · #1c0651

Split-complementary

Open in tool →

#065142 · #061551

#155106 · #063a51 · #420651

Contrast

#511c06 as textRatioAAAA largeAAAFix
Aaon white
13.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.52:1failfailfail
  • AA: use #cc480f as the text (4.5:1)
  • AAA: use #f06f38 as the text (7.04:1)
  • AA: or shift the background to #949494 (4.56:1)
  • AAA: or shift the background to #bababa (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #511c06 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

#511c06 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #511c06
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 #511c06 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/511c06-c4ad9c-62cbb8-2d291f-f1e9eb?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