Color

#3cb46c

#3cb46c
hex#3cb46c
rgbrgb(60, 180, 108)
hslhsl(144, 50%, 47%)
oklchoklch(0.686 0.15 153.1)
Closest name: mediumseagreen (#3cb371)Relative luminance 0.3469

Colors that go with #3cb46c

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 →

#b43c84

#48b43c · #3cb4a8

#6c3cb4 · #b46c3c

Split-complementary

Open in tool →

#a83cb4 · #b43c48

#3c48b4 · #b43c84 · #b4a83c

Contrast

#3cb46c as textRatioAAAA largeAAAFix
Aaon white
2.65:1failfailfail
  • AA: use #2d8650 as the text (4.53:1)
  • AAA: use #21633c as the text (7.2:1)
  • AA: or shift the background to #363636 (4.57:1)
  • AAA: or shift the background to #121212 (7.08:1)
Aaon black
7.94:1passpasspassPasses 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 #3cb46c as the background.

Brands using this color

mcpConnect your agent — build around #3cb46c
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 #3cb46c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cb46c-a2beb0-ca59d4-1f2d2b-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