Color

#582118

#582118
hex#582118
rgbrgb(88, 33, 24)
hslhsl(8, 57%, 22%)
oklchoklch(0.328 0.084 31.4)
Closest name: Bitter Chocolate (#4f2923)Relative luminance 0.0323

Colors that go with #582118

Charcoal, Royal Blue and Sea Green 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 →

#185058

#581830 · #584118

#185821 · #211858

Split-complementary

Open in tool →

#185841 · #183058

#305818 · #185058 · #411858

Contrast

#582118 as textRatioAAAA largeAAAFix
Aaon white
12.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #c94e3b as the text (4.64:1)
  • AAA: use #d87d6f as the text (7.08:1)
  • AA: or shift the background to #9c9c9c (4.65:1)
  • AAA: or shift the background to #c2c2c2 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #582118 as the background.

Brands using this color

Fonts for this mood

#582118 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #582118
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 #582118 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/582118-c4a69c-62cba6-2d271f-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