Color

#4dff52

#4dff52
hex#4dff52
rgbrgb(77, 255, 82)
hslhsl(122, 100%, 65%)
oklchoklch(0.878 0.257 143.3)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7371

Colors that go with #4dff52

Violet, Hot Pink and Plum 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 →

#ff4df9

#a0ff4d · #4dffac

#524dff · #ff524d

Split-complementary

Open in tool →

#ac4dff · #ff4da0

#4da0ff · #ff4df9 · #ffac4d

Contrast

#4dff52 as textRatioAAAA largeAAAFix
Aaon white
1.33:1failfailfail
  • AA: use #008a05 as the text (4.53:1)
  • AAA: use #006603 as the text (7.24:1)
  • AA: or shift the background to #636363 (4.5:1)
  • AAA: or shift the background to #454545 (7.19:1)
Aaon black
15.74:1passpasspassPasses 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 #4dff52 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #4dff52
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 #4dff52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4dff52-a2bea6-9e4edf-1f2d26-edf1e9?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