Color

#c50740

#c50740
hex#c50740
rgbrgb(197, 7, 64)
hslhsl(342, 93%, 40%)
oklchoklch(0.525 0.207 15.7)
Closest name: Akari Red (#c90b42)Relative luminance 0.1239

Colors that go with #c50740

Royal Blue, Teal and Amber 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 →

#07c58c

#c5079f · #c52d07

#40c507 · #0740c5

Split-complementary

Open in tool →

#07c52d · #079fc5

#9fc507 · #07c58c · #2d07c5

Contrast

#c50740 as textRatioAAAA largeAAAFix
Aaon white
6.04:1passpassfail
  • AAA: use #b1063a as the text (7.1:1)
Aaon black
3.48:1failpassfail
  • AA: use #e7084b as the text (4.53:1)
  • AAA: use #f9628f as the text (7.17:1)
  • AA: or shift the background to #e0e0e0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c50740 as the background.

Brands using this color

Fonts for this mood

#c50740 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c50740
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 #c50740 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c50740-c49ca3-62cb79-2d211f-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