Color

#cd3f13

#cd3f13
hex#cd3f13
rgbrgb(205, 63, 19)
hslhsl(14, 83%, 44%)
oklchoklch(0.57 0.186 35.9)
Closest name: Bolognese (#bb4400)Relative luminance 0.1658

Colors that go with #cd3f13

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#13a2cd

#cd1345 · #cd9c13

#13cd3f · #3f13cd

Split-complementary

Open in tool →

#13cd9c · #1345cd

#45cd13 · #13a2cd · #9c13cd

Contrast

#cd3f13 as textRatioAAAA largeAAAFix
Aaon white
4.87:1passpassfail
  • AAA: use #9f300f as the text (7.23:1)
Aaon black
4.32:1failpassfail
  • AA: use #d74114 as the text (4.66:1)
  • AAA: use #ee7049 as the text (7.05:1)
  • AA: or shift the background to #f7f7f7 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cd3f13 as the background.

Brands using this color

Fonts for this mood

#cd3f13 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cd3f13
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 #cd3f13 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cd3f13-c4aa9c-62cbb1-2d291f-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