Color

#b35151

#b35151
hex#b35151
rgbrgb(179, 81, 81)
hslhsl(0, 39%, 51%)
oklchoklch(0.559 0.128 22.1)
Closest name: Autumn Fire (#c44e4f)Relative luminance 0.1606

Colors that go with #b35151

Royal Blue, Sea Green 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.

Real palettes that use #b35151

Tints & shades

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

Harmonies

Complementary

Open in tool →

#51b3b3

#b35182 · #b38251

#51b351 · #5151b3

Split-complementary

Open in tool →

#51b382 · #5182b3

#82b351 · #51b3b3 · #8251b3

Contrast

#b35151 as textRatioAAAA largeAAAFix
Aaon white
4.99:1passpassfail
  • AAA: use #8e3e3e as the text (7.22:1)
Aaon black
4.21:1failpassfail
  • AA: use #b65858 as the text (4.53:1)
  • AAA: use #c98383 as the text (7.06:1)
  • AA: or shift the background to #f5f5f5 (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 #b35151 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

#b35151 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b35151
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 #b35151 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b35151-c4a19c-62cb98-2d251f-f1e9ed?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