Color

#b63d2f

#b63d2f
hex#b63d2f
rgbrgb(182, 61, 47)
hslhsl(6, 59%, 45%)
oklchoklch(0.531 0.159 29.8)
Closest name: Rust (#b7410e)Relative luminance 0.1349

Colors that go with #b63d2f

Royal Blue, Sea Green and Steel Blue 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 #b63d2f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2fa9b6

#b62f65 · #b6802f

#2fb63d · #3d2fb6

Split-complementary

Open in tool →

#2fb680 · #2f65b6

#65b62f · #2fa9b6 · #802fb6

Contrast

#b63d2f as textRatioAAAA largeAAAFix
Aaon white
5.68:1passpassfail
  • AAA: use #9e3529 as the text (7.01:1)
Aaon black
3.7:1failpassfail
  • AA: use #cc4738 as the text (4.53:1)
  • AAA: use #da7c71 as the text (7.1:1)
  • AA: or shift the background to #e6e6e6 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b63d2f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b63d2f reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b63d2f
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 #b63d2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b63d2f-c4a59c-62cba3-2d271f-f1e9ec?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