Color

#b1818f

#b1818f
hex#b1818f
rgbrgb(177, 129, 143)
hslhsl(343, 24%, 60%)
oklchoklch(0.655 0.062 359.8)
Closest name: rosybrown (#bc8f8f)Relative luminance 0.2703

Colors that go with #b1818f

Charcoal, Cadet Blue and Champagne 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.

Real palettes that use #b1818f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#81b1a4

#b181a7 · #b18b81

#8eb181 · #818eb1

Split-complementary

Open in tool →

#81b18b · #81a7b1

#a7b181 · #81b1a4 · #8b81b1

Contrast

#b1818f as textRatioAAAA largeAAAFix
Aaon white
3.28:1failpassfail
  • AA: use #a06475 as the text (4.59:1)
  • AAA: use #784a57 as the text (7.2:1)
  • AA: or shift the background to #262626 (4.62:1)
Aaon black
6.41:1passpassfail
  • AAA: use #b78a97 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b1818f 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

#b1818f reads as warm, muted, editorial. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b1818f
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 #b1818f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b1818f-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