Color

#511a10

#511a10
hex#511a10
rgbrgb(81, 26, 16)
hslhsl(9, 67%, 19%)
oklchoklch(0.303 0.085 32.4)
Closest name: Chocolate Rush (#4e1b0b)Relative luminance 0.0253

Tints & shades

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

Harmonies

Complementary

Open in tool →

#104751

#511027 · #513a10

#10511a · #1a1051

Split-complementary

Open in tool →

#10513a · #102751

#275110 · #104751 · #3a1051

Contrast

#511a10 as textRatioAAAA largeAAAFix
Aaon white
13.95:1passpasspassPasses AAA — no fix needed.
Aaon black
1.51:1failfailfail
  • AA: use #d14229 as the text (4.52:1)
  • AAA: use #e17866 as the text (7.08:1)
  • AA: or shift the background to #949494 (4.6:1)
  • AAA: or shift the background to #b8b8b8 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #511a10 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

#511a10 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #511a10
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 #511a10 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/511a10-c4a79c-62cba8-2d271f-f1e9ec?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