Color

#a1291b

#a1291b
hex#a1291b
rgbrgb(161, 41, 27)
hslhsl(6, 71%, 37%)
oklchoklch(0.471 0.159 30.4)
Closest name: brown (#a52a2a)Relative luminance 0.0924

Colors that go with #a1291b

Royal Blue, Teal and Amber 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 →

#1b94a1

#a11b51 · #a16c1b

#1ba129 · #291ba1

Split-complementary

Open in tool →

#1ba16c · #1b51a1

#51a11b · #1b94a1 · #6c1ba1

Contrast

#a1291b as textRatioAAAA largeAAAFix
Aaon white
7.37:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #da3725 as the text (4.55:1)
  • AAA: use #e6776b as the text (7.22:1)
  • AA: or shift the background to #cccccc (4.59:1)
  • AAA: or shift the background to #fafafa (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a1291b as the background.

Brands using this color

Fonts for this mood

#a1291b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a1291b
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 #a1291b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a1291b-c4a59c-62cba3-2d271f-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