Color

#cf173f

#cf173f
hex#cf173f
rgbrgb(207, 23, 63)
hslhsl(347, 80%, 45%)
oklchoklch(0.549 0.21 18.2)
Closest name: Akari Red (#c90b42)Relative luminance 0.1424

Colors that go with #cf173f

Royal Blue, Sea Green and Teal 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 →

#17cfa7

#cf179b · #cf4b17

#3fcf17 · #173fcf

Split-complementary

Open in tool →

#17cf4b · #179bcf

#9bcf17 · #17cfa7 · #4b17cf

Contrast

#cf173f as textRatioAAAA largeAAAFix
Aaon white
5.46:1passpassfail
  • AAA: use #ae1335 as the text (7.13:1)
Aaon black
3.85:1failpassfail
  • AA: use #e61946 as the text (4.59:1)
  • AAA: use #ef6c88 as the text (7.17:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cf173f as the background.

Brands using this color

Fonts for this mood

#cf173f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cf173f
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 #cf173f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cf173f-c49ca0-62cb82-2d221f-f1e9ef?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