Color

#b73e0b

#b73e0b
hex#b73e0b
rgbrgb(183, 62, 11)
hslhsl(18, 89%, 38%)
oklchoklch(0.531 0.165 38.8)
Closest name: Bolognese (#bb4400)Relative luminance 0.1354

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0b83b7

#b70b2d · #b7950b

#0bb73e · #3e0bb7

Split-complementary

Open in tool →

#0bb795 · #0b2db7

#2db70b · #0b83b7 · #950bb7

Contrast

#b73e0b as textRatioAAAA largeAAAFix
Aaon white
5.66:1passpassfail
  • AAA: use #9a3509 as the text (7.27:1)
Aaon black
3.71:1failpassfail
  • AA: use #cf470c as the text (4.56:1)
  • AAA: use #f36e35 as the text (7.09:1)
  • AA: or shift the background to #e6e6e6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b73e0b 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

#b73e0b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b73e0b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b73e0b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b73e0b-c4ad9c-62cbb8-2d291f-f1e9eb?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