Color

#c13f25

#c13f25
hex#c13f25
rgbrgb(193, 63, 37)
hslhsl(10, 68%, 45%)
oklchoklch(0.551 0.171 33.2)
Closest name: Rust (#b7410e)Relative luminance 0.1503

Colors that go with #c13f25

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 #c13f25

Tints & shades

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

Harmonies

Complementary

Open in tool →

#25a7c1

#c12559 · #c18d25

#25c13f · #3f25c1

Split-complementary

Open in tool →

#25c18d · #2559c1

#59c125 · #25a7c1 · #8d25c1

Contrast

#c13f25 as textRatioAAAA largeAAAFix
Aaon white
5.24:1passpassfail
  • AAA: use #9f341e as the text (7.04:1)
Aaon black
4.01:1failpassfail
  • AA: use #d24428 as the text (4.6:1)
  • AAA: use #e27a65 as the text (7.21:1)
  • AA: or shift the background to #f0f0f0 (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 #c13f25 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#c13f25 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c13f25
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 #c13f25 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c13f25-c4a79c-62cbaa-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