Color

#b12034

#b12034
hex#b12034
rgbrgb(177, 32, 52)
hslhsl(352, 69%, 41%)
oklchoklch(0.496 0.179 20.3)
Closest name: Active Volcano (#bb1133)Relative luminance 0.1063

Colors that go with #b12034

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 →

#20b19d

#b1207c · #b15520

#34b120 · #2034b1

Split-complementary

Open in tool →

#20b155 · #207cb1

#7cb120 · #20b19d · #5520b1

Contrast

#b12034 as textRatioAAAA largeAAAFix
Aaon white
6.72:1passpassfail
  • AAA: use #a81f31 as the text (7.23:1)
Aaon black
3.13:1failpassfail
  • AA: use #da344b as the text (4.57:1)
  • AAA: use #e57180 as the text (7.01:1)
  • AA: or shift the background to #d4d4d4 (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 #b12034 as the background.

Brands using this color

Fonts for this mood

#b12034 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b12034
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 #b12034 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b12034-c49c9d-62cb8a-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