Color

#ab2b2b

#ab2b2b
hex#ab2b2b
rgbrgb(171, 43, 43)
hslhsl(0, 60%, 42%)
oklchoklch(0.493 0.165 25.7)
Closest name: brown (#a52a2a)Relative luminance 0.1056

Colors that go with #ab2b2b

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 →

#2babab

#ab2b6b · #ab6b2b

#2bab2b · #2b2bab

Split-complementary

Open in tool →

#2bab6b · #2b6bab

#6bab2b · #2babab · #6b2bab

Contrast

#ab2b2b as textRatioAAAA largeAAAFix
Aaon white
6.75:1passpassfail
  • AAA: use #a32929 as the text (7.23:1)
Aaon black
3.11:1failpassfail
  • AA: use #d04343 as the text (4.57:1)
  • AAA: use #dd7878 as the text (7.03:1)
  • AA: or shift the background to #d4d4d4 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ab2b2b as the background.

Brands using this color

Fonts for this mood

#ab2b2b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ab2b2b
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 #ab2b2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ab2b2b-c4a19c-62cb98-2d251f-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