Color

#ca1221

#ca1221
hex#ca1221
rgbrgb(202, 18, 33)
hslhsl(355, 84%, 43%)
oklchoklch(0.533 0.209 25.8)
Closest name: Blood Kiss (#c30b0a)Relative luminance 0.131

Colors that go with #ca1221

Charcoal, Royal Blue and Steel Blue 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 →

#12caba

#ca127d · #ca5e12

#21ca12 · #1221ca

Split-complementary

Open in tool →

#12ca5e · #127dca

#7dca12 · #12caba · #5e12ca

Contrast

#ca1221 as textRatioAAAA largeAAAFix
Aaon white
5.8:1passpassfail
  • AAA: use #b2101d as the text (7.04:1)
Aaon black
3.62:1failpassfail
  • AA: use #eb1426 as the text (4.66:1)
  • AAA: use #f26974 as the text (7.05:1)
  • AA: or shift the background to #e3e3e3 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ca1221 as the background.

Brands using this color

Fonts for this mood

#ca1221 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ca1221
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 #ca1221 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ca1221-c49e9c-62cb8f-2d241f-f1e9ee?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