Color

#4fc98a

#4fc98a
hex#4fc98a
rgbrgb(79, 201, 138)
hslhsl(149, 53%, 55%)
oklchoklch(0.751 0.143 157.5)
Closest name: Emerald Green (#50c878)Relative luminance 0.4527

Colors that go with #4fc98a

Charcoal, Dark Olive Green 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 →

#c94f8e

#51c94f · #4fc9c7

#8a4fc9 · #c98a4f

Split-complementary

Open in tool →

#c74fc9 · #c94f51

#4f51c9 · #c94f8e · #c9c74f

Contrast

#4fc98a as textRatioAAAA largeAAAFix
Aaon white
2.09:1failfailfail
  • AA: use #298555 as the text (4.58:1)
  • AAA: use #1f6541 as the text (7.01:1)
  • AA: or shift the background to #454545 (4.59:1)
  • AAA: or shift the background to #262626 (7.25:1)
Aaon black
10.05:1passpasspassPasses 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 #4fc98a as the background.

Brands using this color

mcpConnect your agent — build around #4fc98a
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 #4fc98a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fc98a-a2beb3-d459d4-1f2d2c-e9f1e9?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