Color

#b54403

#b54403
hex#b54403
rgbrgb(181, 68, 3)
hslhsl(22, 97%, 36%)
oklchoklch(0.535 0.159 42.3)
Closest name: Rust (#b7410e)Relative luminance 0.1396

Colors that go with #b54403

Crimson, Denim and Sea Green 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 #b54403

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0374b5

#b5031a · #b59d03

#03b544 · #4403b5

Split-complementary

Open in tool →

#03b59d · #031ab5

#1ab503 · #0374b5 · #9d03b5

Contrast

#b54403 as textRatioAAAA largeAAAFix
Aaon white
5.54:1passpassfail
  • AAA: use #973902 as the text (7.24:1)
Aaon black
3.79:1failpassfail
  • AA: use #c94c03 as the text (4.52:1)
  • AAA: use #fb6813 as the text (7.09:1)
  • AA: or shift the background to #e8e8e8 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b54403 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b54403 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b54403
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 #b54403 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b54403-c4af9c-62cbbf-2d2a1f-f1e9ea?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