Color

#3bc46f

#3bc46f
hex#3bc46f
rgbrgb(59, 196, 111)
hslhsl(143, 54%, 50%)
oklchoklch(0.727 0.169 151.9)
Closest name: Emerald Green (#50c878)Relative luminance 0.4156

Colors that go with #3bc46f

Charcoal, 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 →

#c43b90

#4bc43b · #3bc4b4

#6f3bc4 · #c46f3b

Split-complementary

Open in tool →

#b43bc4 · #c43b4b

#3b4bc4 · #c43b90 · #c4b43b

Contrast

#3bc46f as textRatioAAAA largeAAAFix
Aaon white
2.26:1failfailfail
  • AA: use #28864c as the text (4.56:1)
  • AAA: use #1d6238 as the text (7.35:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.14:1)
Aaon black
9.31:1passpasspassPasses 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 #3bc46f as the background.

Brands using this color

mcpConnect your agent — build around #3bc46f
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 #3bc46f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3bc46f-a2beb0-c859d4-1f2d2b-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