Color

#4ce18d

#4ce18d
hex#4ce18d
rgbrgb(76, 225, 141)
hslhsl(146, 71%, 59%)
oklchoklch(0.811 0.174 154.5)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5731

Colors that go with #4ce18d

Charcoal, Deep Sky Blue and Mustard Yellow 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 →

#e14ca0

#56e14c · #4ce1d7

#8d4ce1 · #e18d4c

Split-complementary

Open in tool →

#d74ce1 · #e14c56

#4c56e1 · #e14ca0 · #e1d74c

Contrast

#4ce18d as textRatioAAAA largeAAAFix
Aaon white
1.69:1failfailfail
  • AA: use #178748 as the text (4.57:1)
  • AAA: use #116435 as the text (7.25:1)
  • AA: or shift the background to #525252 (4.64:1)
  • AAA: or shift the background to #363636 (7.17:1)
Aaon black
12.46:1passpasspassPasses 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 #4ce18d 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 #4ce18d
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 #4ce18d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ce18d-a2beb1-ce59d4-1f2d2b-eaf1e9?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