Color

#c3375c

#c3375c
hex#c3375c
rgbrgb(195, 55, 92)
hslhsl(344, 56%, 49%)
oklchoklch(0.555 0.177 9.5)
Closest name: Bleeding Heart (#c02e4c)Relative luminance 0.1511

Colors that go with #c3375c

Sea Green, Steel Blue 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 →

#37c39e

#c337a2 · #c35837

#5cc337 · #375cc3

Split-complementary

Open in tool →

#37c358 · #37a2c3

#a2c337 · #37c39e · #5837c3

Contrast

#c3375c as textRatioAAAA largeAAAFix
Aaon white
5.22:1passpassfail
  • AAA: use #9f2d4b as the text (7.12:1)
Aaon black
4.02:1failpassfail
  • AA: use #ca4468 as the text (4.54:1)
  • AAA: use #d97892 as the text (7.05:1)
  • AA: or shift the background to #f0f0f0 (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 #c3375c as the background.

Brands using this color

Fonts for this mood

#c3375c reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c3375c
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 #c3375c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3375c-c49ca2-62cb7c-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