Color

#3cc370

#3cc370
hex#3cc370
rgbrgb(60, 195, 112)
hslhsl(143, 53%, 50%)
oklchoklch(0.725 0.166 152.2)
Closest name: Emerald Green (#50c878)Relative luminance 0.4116

Colors that go with #3cc370

Charcoal, Mustard Yellow 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 →

#c33c8f

#4cc33c · #3cc3b3

#703cc3 · #c3703c

Split-complementary

Open in tool →

#b33cc3 · #c33c4c

#3c4cc3 · #c33c8f · #c3b33c

Contrast

#3cc370 as textRatioAAAA largeAAAFix
Aaon white
2.27:1failfailfail
  • AA: use #29854c as the text (4.61:1)
  • AAA: use #1f653a as the text (7.05:1)
  • AA: or shift the background to #404040 (4.56:1)
  • AAA: or shift the background to #212121 (7.08:1)
Aaon black
9.23:1passpasspassPasses 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 #3cc370 as the background.

Brands using this color

mcpConnect your agent — build around #3cc370
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 #3cc370 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cc370-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