Color

#b7580b

#b7580b
hex#b7580b
rgbrgb(183, 88, 11)
hslhsl(27, 89%, 38%)
oklchoklch(0.568 0.145 50.8)
Closest name: Bloodhound (#bb5511)Relative luminance 0.1707

Colors that go with #b7580b

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 →

#0b6ab7

#b70b13 · #b7af0b

#0bb758 · #580bb7

Split-complementary

Open in tool →

#0bb7af · #0b13b7

#13b70b · #0b6ab7 · #af0bb7

Contrast

#b7580b as textRatioAAAA largeAAAFix
Aaon white
4.76:1passpassfail
  • AAA: use #8c4308 as the text (7.19:1)
Aaon black
4.41:1failpassfail
  • AA: use #bc5b0b as the text (4.64:1)
  • AAA: use #f1740e as the text (7.24:1)
  • AA: or shift the background to #fafafa (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b7580b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b7580b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b7580b
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 #b7580b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b7580b-c4b39c-62cbc7-2d2c1f-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