Color

#c43312

#c43312
hex#c43312
rgbrgb(196, 51, 18)
hslhsl(11, 83%, 42%)
oklchoklch(0.542 0.186 33.5)
Closest name: Bloodshed (#ba271a)Relative luminance 0.1415

Colors that go with #c43312

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 #c43312

Tints & shades

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

Harmonies

Complementary

Open in tool →

#12a3c4

#c4124b · #c48c12

#12c433 · #3312c4

Split-complementary

Open in tool →

#12c48c · #124bc4

#4bc412 · #12a3c4 · #8c12c4

Contrast

#c43312 as textRatioAAAA largeAAAFix
Aaon white
5.48:1passpassfail
  • AAA: use #a32a0f as the text (7.25:1)
Aaon black
3.83:1failpassfail
  • AA: use #db3914 as the text (4.61:1)
  • AAA: use #ef6f52 as the text (7.07:1)
  • AA: or shift the background to #ebebeb (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c43312 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

#c43312 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c43312
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 #c43312 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c43312-c4a89c-62cbab-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