Color

#fc31b1

#fc31b1
hex#fc31b1
rgbrgb(252, 49, 177)
hslhsl(322, 97%, 59%)
oklchoklch(0.673 0.256 348.1)
Closest name: Brutal Pink (#ff00bb)Relative luminance 0.2607

Colors that go with #fc31b1

Medium Sea Green, Tomato and Light Sea Green 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 →

#31fc7b

#e131fc · #fc314c

#b1fc31 · #31b1fc

Split-complementary

Open in tool →

#4cfc31 · #31fce1

#fce131 · #31fc7b · #314cfc

Contrast

#fc31b1 as textRatioAAAA largeAAAFix
Aaon white
3.38:1failpassfail
  • AA: use #e20390 as the text (4.52:1)
  • AAA: use #ab036d as the text (7.08:1)
  • AA: or shift the background to #242424 (4.59:1)
Aaon black
6.21:1passpassfail
  • AAA: use #fc54bf as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fc31b1 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#fc31b1 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fc31b1
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 #fc31b1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fc31b1-c19fb1-6ecb62-2d1f22-f0e9f1?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