Color

#3dae66

#3dae66
hex#3dae66
rgbrgb(61, 174, 102)
hslhsl(142, 48%, 46%)
oklchoklch(0.669 0.147 152)
Closest name: mediumseagreen (#3cb371)Relative luminance 0.3222

Colors that go with #3dae66

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 →

#ae3d84

#4cae3d · #3dae9f

#663dae · #ae663d

Split-complementary

Open in tool →

#9f3dae · #ae3d4c

#3d4cae · #ae3d84 · #ae9f3d

Contrast

#3dae66 as textRatioAAAA largeAAAFix
Aaon white
2.82:1failfailfail
  • AA: use #2e844e as the text (4.64:1)
  • AAA: use #22623a as the text (7.3:1)
  • AA: or shift the background to #303030 (4.68:1)
  • AAA: or shift the background to #0a0a0a (7.02:1)
Aaon black
7.44:1passpasspassPasses 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 #3dae66 as the background.

Brands using this color

mcpConnect your agent — build around #3dae66
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 #3dae66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dae66-a2beaf-c659d4-1f2d2a-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