Color

#bb2211

#bb2211
hex#bb2211
rgbrgb(187, 34, 17)
hslhsl(6, 83%, 40%)
oklchoklch(0.512 0.19 30.5)
Closest name: Bloodshed (#ba271a)Relative luminance 0.1175

Colors that go with #bb2211

Royal Blue, Teal and Dark Olive Green 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.

Real palettes that use #bb2211

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#11aabb

#bb1155 · #bb7711

#11bb22 · #2211bb

Split-complementary

Open in tool →

#11bb77 · #1155bb

#55bb11 · #11aabb · #7711bb

Contrast

#bb2211 as textRatioAAAA largeAAAFix
Aaon white
6.27:1passpassfail
  • AAA: use #ad2010 as the text (7.02:1)
Aaon black
3.35:1failpassfail
  • AA: use #e52a15 as the text (4.67:1)
  • AAA: use #f06f60 as the text (7.15:1)
  • AA: or shift the background to #dbdbdb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb2211 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bb2211 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb2211
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 #bb2211 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb2211-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