Color

#cd1313

#cd1313
hex#cd1313
rgbrgb(205, 19, 19)
hslhsl(0, 83%, 44%)
oklchoklch(0.539 0.213 28.4)
Closest name: Blood Kiss (#c30b0a)Relative luminance 0.1349

Tints & shades

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

Harmonies

Complementary

Open in tool →

#13cdcd

#cd1370 · #cd7013

#13cd13 · #1313cd

Split-complementary

Open in tool →

#13cd70 · #1370cd

#70cd13 · #13cdcd · #7013cd

Contrast

#cd1313 as textRatioAAAA largeAAAFix
Aaon white
5.68:1passpassfail
  • AAA: use #b11010 as the text (7.12:1)
Aaon black
3.7:1failpassfail
  • AA: use #e91616 as the text (4.59:1)
  • AAA: use #f16a6a as the text (7.01:1)
  • AA: or shift the background to #e6e6e6 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cd1313 as the background.

Brands using this color

Fonts for this mood

#cd1313 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cd1313
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #cd1313 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cd1313-c4a19c-62cb98-2d251f-f1e9ed?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