Color

#cf2a38

#cf2a38
hex#cf2a38
rgbrgb(207, 42, 56)
hslhsl(355, 66%, 49%)
oklchoklch(0.558 0.199 22.8)
Closest name: Bento Box (#cc363c)Relative luminance 0.1521

Colors that go with #cf2a38

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 →

#2acfc2

#cf2a8b · #cf6f2a

#38cf2a · #2a38cf

Split-complementary

Open in tool →

#2acf6f · #2a8bcf

#8bcf2a · #2acfc2 · #6f2acf

Contrast

#cf2a38 as textRatioAAAA largeAAAFix
Aaon white
5.2:1passpassfail
  • AAA: use #a9232e as the text (7.08:1)
Aaon black
4.04:1failpassfail
  • AA: use #d63845 as the text (4.51:1)
  • AAA: use #e37881 as the text (7.27:1)
  • AA: or shift the background to #f0f0f0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cf2a38 as the background.

Brands using this color

Fonts for this mood

#cf2a38 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cf2a38
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 #cf2a38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cf2a38-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