Color

#cd3c18

#cd3c18
hex#cd3c18
rgbrgb(205, 60, 24)
hslhsl(12, 79%, 45%)
oklchoklch(0.567 0.187 34.4)
Closest name: Bento Box (#cc363c)Relative luminance 0.1628

Colors that go with #cd3c18

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 →

#18a9cd

#cd184e · #cd9718

#18cd3c · #3c18cd

Split-complementary

Open in tool →

#18cd97 · #184ecd

#4ecd18 · #18a9cd · #9718cd

Contrast

#cd3c18 as textRatioAAAA largeAAAFix
Aaon white
4.93:1passpassfail
  • AAA: use #a02f13 as the text (7.21:1)
Aaon black
4.26:1failpassfail
  • AA: use #d73f19 as the text (4.61:1)
  • AAA: use #eb7456 as the text (7.16:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cd3c18 as the background.

Brands using this color

Fonts for this mood

#cd3c18 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cd3c18
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 #cd3c18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cd3c18-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