Color

#ff42e9

#ff42e9
hex#ff42e9
rgbrgb(255, 66, 233)
hslhsl(307, 100%, 63%)
oklchoklch(0.714 0.276 333.4)
Closest name: Cupid’s Eye (#ff22dd)Relative luminance 0.3104

Tints & shades

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

Harmonies

Complementary

Open in tool →

#42ff58

#b742ff · #ff428b

#e9ff42 · #42e9ff

Split-complementary

Open in tool →

#8bff42 · #42ffb7

#ffb742 · #42ff58 · #428bff

Contrast

#ff42e9 as textRatioAAAA largeAAAFix
Aaon white
2.91:1failfailfail
  • AA: use #d600bd as the text (4.57:1)
  • AAA: use #a30090 as the text (7.09:1)
  • AA: or shift the background to #303030 (4.53:1)
  • AAA: or shift the background to #030303 (7.08:1)
Aaon black
7.21:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff42e9 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

#ff42e9 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff42e9
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 #ff42e9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff42e9-c19fb9-89cb62-2d1f26-eee9f1?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