Color

#e51fa3

#e51fa3
hex#e51fa3
rgbrgb(229, 31, 163)
hslhsl(320, 79%, 51%)
oklchoklch(0.621 0.248 346.8)
Closest name: Fanatic Fuchsia (#ee1199)Relative luminance 0.2028

Colors that go with #e51fa3

Sea Green, Charcoal 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 →

#1fe561

#c41fe5 · #e51f40

#a3e51f · #1fa3e5

Split-complementary

Open in tool →

#40e51f · #1fe5c4

#e5c41f · #1fe561 · #1f40e5

Contrast

#e51fa3 as textRatioAAAA largeAAAFix
Aaon white
4.15:1failpassfail
  • AA: use #db1a9b as the text (4.53:1)
  • AAA: use #a41374 as the text (7.18:1)
  • AA: or shift the background to #121212 (4.51:1)
Aaon black
5.06:1passpassfail
  • AAA: use #ed64bf as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #e51fa3 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

#e51fa3 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e51fa3
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 #e51fa3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e51fa3-c19fb2-72cb62-2d1f23-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