Color

#f31bf3

#f31bf3
hex#f31bf3
rgbrgb(243, 27, 243)
hslhsl(300, 90%, 53%)
oklchoklch(0.682 0.304 328.3)
Closest name: Barbara (#ff0ff3)Relative luminance 0.2631

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1bf31b

#871bf3 · #f31b87

#f3f31b · #1bf3f3

Split-complementary

Open in tool →

#87f31b · #1bf387

#f3871b · #1bf31b · #1b87f3

Contrast

#f31bf3 as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #d00bd0 as the text (4.53:1)
  • AAA: use #9b089b as the text (7.24:1)
  • AA: or shift the background to #262626 (4.51:1)
Aaon black
6.26:1passpassfail
  • AAA: use #f547f5 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f31bf3 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

#f31bf3 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f31bf3
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 #f31bf3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f31bf3-c19fbd-95cb62-2d1f27-ede9f1?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