Color

#bb380c

#bb380c
hex#bb380c
rgbrgb(187, 56, 12)
hslhsl(15, 88%, 39%)
oklchoklch(0.531 0.174 36.3)
Closest name: Rust (#b7410e)Relative luminance 0.1342

Colors that go with #bb380c

Royal Blue, Sea Green and Steel Blue 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 #bb380c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0c8fbb

#bb0c38 · #bb8f0c

#0cbb38 · #380cbb

Split-complementary

Open in tool →

#0cbb8f · #0c38bb

#38bb0c · #0c8fbb · #8f0cbb

Contrast

#bb380c as textRatioAAAA largeAAAFix
Aaon white
5.7:1passpassfail
  • AAA: use #9e2f0a as the text (7.33:1)
Aaon black
3.68:1failpassfail
  • AA: use #d8400e as the text (4.66:1)
  • AAA: use #f36c3f as the text (7.03:1)
  • AA: or shift the background to #e6e6e6 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb380c 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

#bb380c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb380c
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 #bb380c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb380c-c4ab9c-62cbb2-2d291f-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