Color

#511300

#511300
hex#511300
rgbrgb(81, 19, 0)
hslhsl(14, 100%, 16%)
oklchoklch(0.291 0.096 37.5)
Closest name: Burned (#520b00)Relative luminance 0.0222

Colors that go with #511300

Charcoal, Crimson and Royal Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#003f52

#520016 · #523c00

#005213 · #130052

Split-complementary

Open in tool →

#00523c · #001652

#165200 · #003f52 · #3c0052

Contrast

#511300 as textRatioAAAA largeAAAFix
Aaon white
14.55:1passpasspassPasses AAA — no fix needed.
Aaon black
1.44:1failfailfail
  • AA: use #e03400 as the text (4.66:1)
  • AAA: use #ff6333 as the text (7.08:1)
  • AA: or shift the background to #919191 (4.62:1)
  • AAA: or shift the background to #b5b5b5 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #511300 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

#511300 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #511300
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #511300 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/511300-c4aa9c-62cbb1-2d291f-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