Color

#3cb456

#3cb456
hex#3cb456
rgbrgb(60, 180, 86)
hslhsl(133, 50%, 47%)
oklchoklch(0.682 0.17 147.4)
Closest name: Green Mana (#26b467)Relative luminance 0.3428

Colors that go with #3cb456

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 →

#b43c9a

#5eb43c · #3cb492

#563cb4 · #b4563c

Split-complementary

Open in tool →

#923cb4 · #b43c5e

#3c5eb4 · #b43c9a · #b4923c

Contrast

#3cb456 as textRatioAAAA largeAAAFix
Aaon white
2.67:1failfailfail
  • AA: use #2d8640 as the text (4.57:1)
  • AAA: use #216330 as the text (7.26:1)
  • AA: or shift the background to #363636 (4.52:1)
  • AAA: or shift the background to #121212 (7.01:1)
Aaon black
7.86:1passpasspassPasses 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 #3cb456 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #3cb456
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 #3cb456 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cb456-a2beab-b84edf-1f2d28-ebf1e9?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