Color

#c63f55

#c63f55
hex#c63f55
rgbrgb(198, 63, 85)
hslhsl(350, 54%, 51%)
oklchoklch(0.567 0.171 15.1)
Closest name: Bleeding Heart (#c02e4c)Relative luminance 0.1622

Colors that go with #c63f55

Charcoal, Sea Green 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 →

#3fc6af

#c63f99 · #c66c3f

#55c63f · #3f55c6

Split-complementary

Open in tool →

#3fc66c · #3f99c6

#99c63f · #3fc6af · #6c3fc6

Contrast

#c63f55 as textRatioAAAA largeAAAFix
Aaon white
4.95:1passpassfail
  • AAA: use #9d2f41 as the text (7.2:1)
Aaon black
4.24:1failpassfail
  • AA: use #c94a5f as the text (4.63:1)
  • AAA: use #d87d8d as the text (7.24:1)
  • AA: or shift the background to #f5f5f5 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c63f55 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#c63f55 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c63f55
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 #c63f55 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c63f55-c49c9e-62cb87-2d231f-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