Color

#f31bbd

#f31bbd
hex#f31bbd
rgbrgb(243, 27, 189)
hslhsl(315, 90%, 53%)
oklchoklch(0.654 0.271 342)
Closest name: Brutal Pink (#ff00bb)Relative luminance 0.2351

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#1bf351

#bd1bf3 · #f31b51

#bdf31b · #1bbdf3

Split-complementary

Open in tool →

#51f31b · #1bf3bd

#f3bd1b · #1bf351 · #1b51f3

Contrast

#f31bbd as textRatioAAAA largeAAAFix
Aaon white
3.68:1failpassfail
  • AA: use #da0ba6 as the text (4.59:1)
  • AAA: use #a5097e as the text (7.14:1)
  • AA: or shift the background to #1c1c1c (4.63:1)
Aaon black
5.7:1passpassfail
  • AAA: use #f655ce as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f31bbd 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

#f31bbd reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f31bbd
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #f31bbd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f31bbd-c19fb4-7bcb62-2d1f24-efe9f1?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