Color

#8b040b

#8b040b
hex#8b040b
rgbrgb(139, 4, 11)
hslhsl(357, 94%, 28%)
oklchoklch(0.402 0.162 27.4)
Closest name: darkred (#8b0000)Relative luminance 0.056

Colors that go with #8b040b

Teal, Crimson and Taupe 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 →

#048b84

#8b044e · #8b4104

#0b8b04 · #040b8b

Split-complementary

Open in tool →

#048b41 · #044e8b

#4e8b04 · #048b84 · #41048b

Contrast

#8b040b as textRatioAAAA largeAAAFix
Aaon white
9.91:1passpasspassPasses AAA — no fix needed.
Aaon black
2.12:1failfailfail
  • AA: use #e90712 as the text (4.5:1)
  • AAA: use #fa666d as the text (7.19:1)
  • AA: or shift the background to #b0b0b0 (4.57:1)
  • AAA: or shift the background to #d9d9d9 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8b040b as the background.

Brands using this color

Fonts for this mood

#8b040b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8b040b
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 #8b040b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8b040b-c49f9c-62cb93-2d251f-f1e9ed?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