Color

#b34205

#b34205
hex#b34205
rgbrgb(179, 66, 5)
hslhsl(21, 95%, 36%)
oklchoklch(0.529 0.159 41.6)
Closest name: Rust (#b7410e)Relative luminance 0.1349

Colors that go with #b34205

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 #b34205

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0576b3

#b3051f · #b39905

#05b342 · #4205b3

Split-complementary

Open in tool →

#05b399 · #051fb3

#1fb305 · #0576b3 · #9905b3

Contrast

#b34205 as textRatioAAAA largeAAAFix
Aaon white
5.68:1passpassfail
  • AAA: use #9a3904 as the text (7.09:1)
Aaon black
3.7:1failpassfail
  • AA: use #cc4b05 as the text (4.58:1)
  • AAA: use #f9681a as the text (7.02:1)
  • 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 #b34205 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b34205 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b34205
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 #b34205 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b34205-c4af9c-62cbbd-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