Color

#ca4321

#ca4321
hex#ca4321
rgbrgb(202, 67, 33)
hslhsl(12, 72%, 46%)
oklchoklch(0.57 0.177 34.9)
Closest name: Bolognese (#bb4400)Relative luminance 0.1668

Colors that go with #ca4321

Charcoal, 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.

Real palettes that use #ca4321

Tints & shades

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

Harmonies

Complementary

Open in tool →

#21a8ca

#ca2154 · #ca9721

#21ca43 · #4321ca

Split-complementary

Open in tool →

#21ca97 · #2154ca

#54ca21 · #21a8ca · #9721ca

Contrast

#ca4321 as textRatioAAAA largeAAAFix
Aaon white
4.84:1passpassfail
  • AAA: use #9e341a as the text (7.09:1)
Aaon black
4.34:1failpassfail
  • AA: use #d34622 as the text (4.67:1)
  • AAA: use #e5785d as the text (7.18:1)
  • AA: or shift the background to #f7f7f7 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ca4321 as the background.

Brands using this color

Fonts for this mood

#ca4321 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ca4321
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 #ca4321 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ca4321-c4a99c-62cbad-2d281f-f1e9ec?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