Color

#e51580

#e51580
hex#e51580
rgbrgb(229, 21, 128)
hslhsl(329, 83%, 49%)
oklchoklch(0.604 0.238 358.3)
Closest name: Fabulous Fuchsia (#ee1188)Relative luminance 0.1875

Colors that go with #e51580

Denim, Gold and Royal Blue 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 →

#15e579

#e115e5 · #e51519

#80e515 · #1580e5

Split-complementary

Open in tool →

#19e515 · #15e5e1

#e5e115 · #15e579 · #1519e5

Contrast

#e51580 as textRatioAAAA largeAAAFix
Aaon white
4.42:1failpassfail
  • AA: use #e0157e as the text (4.59:1)
  • AAA: use #a8105e as the text (7.24:1)
  • AA: or shift the background to #080808 (4.53:1)
Aaon black
4.75:1passpassfail
  • AAA: use #f165ad as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #e51580 as the background.

Brands using this color

Fonts for this mood

#e51580 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e51580
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 #e51580 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e51580-c49cac-62cb62-2d1f21-f1e9f1?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