Color

#511700

#511700
hex#511700
rgbrgb(81, 23, 0)
hslhsl(17, 100%, 16%)
oklchoklch(0.297 0.093 40.3)
Closest name: Chocolate Rush (#4e1b0b)Relative luminance 0.0236

Tints & shades

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

Harmonies

Complementary

Open in tool →

#003a52

#520012 · #524000

#005217 · #170052

Split-complementary

Open in tool →

#005240 · #001252

#125200 · #003a52 · #400052

Contrast

#511700 as textRatioAAAA largeAAAFix
Aaon white
14.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #d63d00 as the text (4.53:1)
  • AAA: use #ff6224 as the text (7.02:1)
  • AA: or shift the background to #919191 (4.53:1)
  • AAA: or shift the background to #b8b8b8 (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 #511700 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

#511700 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #511700
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 #511700 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/511700-c4ac9c-62cbb6-2d291f-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