Color

#c31d70

#c31d70
hex#c31d70
rgbrgb(195, 29, 112)
hslhsl(330, 74%, 44%)
oklchoklch(0.542 0.205 357.4)
Closest name: Bottom of My Heart (#cc0077)Relative luminance 0.1365

Colors that go with #c31d70

Steel Blue, Teal and Denim 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 →

#1dc370

#c31dc3 · #c31d1d

#70c31d · #1d70c3

Split-complementary

Open in tool →

#1dc31d · #1dc3c3

#c3c31d · #1dc370 · #1d1dc3

Contrast

#c31d70 as textRatioAAAA largeAAAFix
Aaon white
5.63:1passpassfail
Aaon black
3.73:1failpassfail
  • AA: use #de2180 as the text (4.64:1)
  • AAA: use #e96dab as the text (7.24:1)
  • AA: or shift the background to #e6e6e6 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c31d70 as the background.

Brands using this color

Fonts for this mood

#c31d70 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c31d70
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 #c31d70 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c31d70-c49cab-62cb64-2d1f20-f1e9f1?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