Color

#b0551c

#b0551c
hex#b0551c
rgbrgb(176, 85, 28)
hslhsl(23, 73%, 40%)
oklchoklch(0.553 0.136 48.1)
Closest name: Autumnal (#ad5928)Relative luminance 0.1581

Colors that go with #b0551c

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 →

#1c77b0

#b01c2d · #b09f1c

#1cb055 · #551cb0

Split-complementary

Open in tool →

#1cb09f · #1c2db0

#2db01c · #1c77b0 · #9f1cb0

Contrast

#b0551c as textRatioAAAA largeAAAFix
Aaon white
5.05:1passpassfail
  • AAA: use #8d4416 as the text (7.07:1)
Aaon black
4.16:1failpassfail
  • AA: use #b9591d as the text (4.51:1)
  • AAA: use #e17c3d as the text (7.15:1)
  • AA: or shift the background to #f2f2f2 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b0551c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#b0551c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b0551c
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 #b0551c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b0551c-c4b09c-62cbc0-2d2b1f-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