Color

#c13610

#c13610
hex#c13610
rgbrgb(193, 54, 16)
hslhsl(13, 85%, 41%)
oklchoklch(0.54 0.181 34.7)
Closest name: Rust (#b7410e)Relative luminance 0.1401

Colors that go with #c13610

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 #c13610

Tints & shades

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

Harmonies

Complementary

Open in tool →

#109bc1

#c11042 · #c18f10

#10c136 · #3610c1

Split-complementary

Open in tool →

#10c18f · #1042c1

#42c110 · #109bc1 · #8f10c1

Contrast

#c13610 as textRatioAAAA largeAAAFix
Aaon white
5.52:1passpassfail
  • AAA: use #a52e0d as the text (7.01:1)
Aaon black
3.8:1failpassfail
  • AA: use #d93d12 as the text (4.63:1)
  • AAA: use #f06f4c as the text (7.08:1)
  • AA: or shift the background to #e8e8e8 (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 #c13610 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#c13610 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c13610
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 #c13610 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c13610-c4a99c-62cbaf-2d281f-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