Color

#51270b

#51270b
hex#51270b
rgbrgb(81, 39, 11)
hslhsl(24, 76%, 18%)
oklchoklch(0.325 0.074 50.5)
Closest name: Evil Cigar (#522000)Relative luminance 0.0322

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0b3551

#510b12 · #514a0b

#0b5127 · #270b51

Split-complementary

Open in tool →

#0b514a · #0b1251

#12510b · #0b3551 · #4a0b51

Contrast

#51270b as textRatioAAAA largeAAAFix
Aaon white
12.77:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #bc5b1a as the text (4.65:1)
  • AAA: use #e37b35 as the text (7.15:1)
  • AA: or shift the background to #9c9c9c (4.65:1)
  • AAA: or shift the background to #c2c2c2 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51270b 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

#51270b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51270b
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 #51270b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51270b-c4b19c-62cbc2-2d2b1f-f1e9ea?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