Color

#591d17

#591d17
hex#591d17
rgbrgb(89, 29, 23)
hslhsl(5, 59%, 22%)
oklchoklch(0.323 0.09 28.7)
Closest name: Blood of Zeus (#640f09)Relative luminance 0.0306

Colors that go with #591d17

Royal Blue, Sienna and Teal 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 →

#175459

#591733 · #593e17

#17591d · #1d1759

Split-complementary

Open in tool →

#17593e · #173359

#335917 · #175459 · #3e1759

Contrast

#591d17 as textRatioAAAA largeAAAFix
Aaon white
13.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.61:1failfailfail
  • AA: use #cd483c as the text (4.59:1)
  • AAA: use #da7a71 as the text (7:1)
  • AA: or shift the background to #999999 (4.57:1)
  • AAA: or shift the background to #bfbfbf (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #591d17 as the background.

Brands using this color

Fonts for this mood

#591d17 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #591d17
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 #591d17 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/591d17-c4a49c-62cba1-2d261f-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