Color

#b34809

#b34809
hex#b34809
rgbrgb(179, 72, 9)
hslhsl(22, 90%, 37%)
oklchoklch(0.538 0.153 43.7)
Closest name: Rust (#b7410e)Relative luminance 0.1424

Colors that go with #b34809

Crimson, Royal Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0975b3

#b30920 · #b39d09

#09b348 · #4809b3

Split-complementary

Open in tool →

#09b39d · #0920b3

#20b309 · #0975b3 · #9d09b3

Contrast

#b34809 as textRatioAAAA largeAAAFix
Aaon white
5.46:1passpassfail
  • AAA: use #963c08 as the text (7.13:1)
Aaon black
3.85:1failpassfail
  • AA: use #c74f0a as the text (4.55:1)
  • AAA: use #f36e20 as the text (7.06:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b34809 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b34809 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b34809
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 #b34809 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b34809-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