Color

#9b271c

#9b271c
hex#9b271c
rgbrgb(155, 39, 28)
hslhsl(5, 69%, 36%)
oklchoklch(0.458 0.154 29.6)
Closest name: Antique Port Wine (#98211a)Relative luminance 0.085

Colors that go with #9b271c

Royal Blue, Teal and Champagne 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 →

#1c919b

#9b1c51 · #9b661c

#1c9b27 · #271c9b

Split-complementary

Open in tool →

#1c9b66 · #1c519b

#519b1c · #1c919b · #661c9b

Contrast

#9b271c as textRatioAAAA largeAAAFix
Aaon white
7.78:1passpasspassPasses AAA — no fix needed.
Aaon black
2.7:1failfailfail
  • AA: use #d83a2c as the text (4.56:1)
  • AAA: use #e4766c as the text (7.11:1)
  • AA: or shift the background to #c7c7c7 (4.6:1)
  • AAA: or shift the background to #f5f5f5 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9b271c as the background.

Brands using this color

Fonts for this mood

#9b271c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9b271c
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 #9b271c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9b271c-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