Color

#511e15

#511e15
hex#511e15
rgbrgb(81, 30, 21)
hslhsl(9, 59%, 20%)
oklchoklch(0.31 0.079 31.9)
Closest name: Chocolate Rush (#4e1b0b)Relative luminance 0.0273

Tints & shades

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

Harmonies

Complementary

Open in tool →

#154851

#51152a · #513c15

#15511e · #1e1551

Split-complementary

Open in tool →

#15513c · #152a51

#2a5115 · #154851 · #3c1551

Contrast

#511e15 as textRatioAAAA largeAAAFix
Aaon white
13.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.55:1failfailfail
  • AA: use #cb4b34 as the text (4.6:1)
  • AAA: use #d97d6d as the text (7.1:1)
  • AA: or shift the background to #969696 (4.59:1)
  • AAA: or shift the background to #bdbdbd (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #511e15 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

#511e15 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #511e15
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 #511e15 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/511e15-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