Color

#b41832

#b41832
hex#b41832
rgbrgb(180, 24, 50)
hslhsl(350, 76%, 40%)
oklchoklch(0.496 0.186 20.1)
Closest name: Active Volcano (#bb1133)Relative luminance 0.1059

Colors that go with #b41832

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 →

#18b49a

#b41880 · #b44c18

#32b418 · #1832b4

Split-complementary

Open in tool →

#18b44c · #1880b4

#80b418 · #18b49a · #4c18b4

Contrast

#b41832 as textRatioAAAA largeAAAFix
Aaon white
6.74:1passpassfail
  • AAA: use #af1831 as the text (7.01:1)
Aaon black
3.12:1failpassfail
  • AA: use #e12343 as the text (4.52:1)
  • AAA: use #eb6f84 as the text (7.14:1)
  • AA: or shift the background to #d4d4d4 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b41832 as the background.

Brands using this color

Fonts for this mood

#b41832 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b41832
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 #b41832 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b41832-c49c9e-62cb87-2d231f-f1e9ee?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