Color

#bb1711

#bb1711
hex#bb1711
rgbrgb(187, 23, 17)
hslhsl(2, 83%, 40%)
oklchoklch(0.506 0.196 29)
Closest name: Bloody Mary (#ba0105)Relative luminance 0.1122

Colors that go with #bb1711

Royal Blue, Steel Blue and Teal 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 →

#11b5bb

#bb1160 · #bb6c11

#11bb17 · #1711bb

Split-complementary

Open in tool →

#11bb6c · #1160bb

#60bb11 · #11b5bb · #6c11bb

Contrast

#bb1711 as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #b11610 as the text (7.02:1)
Aaon black
3.24:1failpassfail
  • AA: use #e51c15 as the text (4.51:1)
  • AAA: use #f16e6a as the text (7.18:1)
  • AA: or shift the background to #d9d9d9 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb1711 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bb1711 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb1711
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 #bb1711 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb1711-c4a29c-62cb9c-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