Color

#8b100e

#8b100e
hex#8b100e
rgbrgb(139, 16, 14)
hslhsl(1, 82%, 30%)
oklchoklch(0.408 0.156 28.3)
Closest name: darkred (#8b0000)Relative luminance 0.0589

Colors that go with #8b100e

Teal, Taupe and Steel 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 →

#0e898b

#8b0e4a · #8b4f0e

#0e8b10 · #100e8b

Split-complementary

Open in tool →

#0e8b4f · #0e4a8b

#4a8b0e · #0e898b · #4f0e8b

Contrast

#8b100e as textRatioAAAA largeAAAFix
Aaon white
9.64:1passpasspassPasses AAA — no fix needed.
Aaon black
2.18:1failfailfail
  • AA: use #e81a17 as the text (4.59:1)
  • AAA: use #f06d6a as the text (7.1:1)
  • AA: or shift the background to #b3b3b3 (4.6:1)
  • AAA: or shift the background to #dedede (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 #8b100e as the background.

Brands using this color

Fonts for this mood

#8b100e reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8b100e
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 #8b100e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8b100e-c4a19c-62cb9a-2d261f-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