Color

#b72a52

#b72a52
hex#b72a52
rgbrgb(183, 42, 82)
hslhsl(343, 63%, 44%)
oklchoklch(0.521 0.177 9.7)
Closest name: Bleeding Heart (#c02e4c)Relative luminance 0.1233

Colors that go with #b72a52

Steel 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 →

#2ab78f

#b72a98 · #b7482a

#52b72a · #2a52b7

Split-complementary

Open in tool →

#2ab748 · #2a98b7

#98b72a · #2ab78f · #482ab7

Contrast

#b72a52 as textRatioAAAA largeAAAFix
Aaon white
6.06:1passpassfail
  • AAA: use #a6264a as the text (7.01:1)
Aaon black
3.47:1failpassfail
  • AA: use #d33c66 as the text (4.61:1)
  • AAA: use #e07694 as the text (7.19:1)
  • AA: or shift the background to #dedede (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b72a52 as the background.

Brands using this color

Fonts for this mood

#b72a52 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b72a52
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 #b72a52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b72a52-c49ca3-62cb7b-2d211f-f1e9ef?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