Color

#b52141

#b52141
hex#b52141
rgbrgb(181, 33, 65)
hslhsl(347, 69%, 42%)
oklchoklch(0.506 0.181 15.5)
Closest name: Amore (#ae2f48)Relative luminance 0.1129

Tints & shades

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

Harmonies

Complementary

Open in tool →

#21b595

#b5218b · #b54b21

#41b521 · #2141b5

Split-complementary

Open in tool →

#21b54b · #218bb5

#8bb521 · #21b595 · #4b21b5

Contrast

#b52141 as textRatioAAAA largeAAAFix
Aaon white
6.44:1passpassfail
  • AAA: use #a81f3d as the text (7.17:1)
Aaon black
3.26:1failpassfail
  • AA: use #d93055 as the text (4.5:1)
  • AAA: use #e5718a as the text (7.06:1)
  • AA: or shift the background to #d9d9d9 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b52141 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#b52141 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b52141
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b52141 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b52141-c49ca0-62cb82-2d221f-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