Color

#3dae73

#3dae73
hex#3dae73
rgbrgb(61, 174, 115)
hslhsl(149, 48%, 46%)
oklchoklch(0.672 0.135 156.7)
Closest name: mediumseagreen (#3cb371)Relative luminance 0.325

Colors that go with #3dae73

Charcoal, Midnight 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 →

#ae3d77

#3fae3d · #3daeac

#733dae · #ae733d

Split-complementary

Open in tool →

#ac3dae · #ae3d3f

#3d3fae · #ae3d77 · #aeac3d

Contrast

#3dae73 as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #2e8458 as the text (4.61:1)
  • AAA: use #226241 as the text (7.26:1)
  • AA: or shift the background to #333333 (4.51:1)
  • AAA: or shift the background to #0a0a0a (7.07:1)
Aaon black
7.5:1passpasspassPasses 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 #3dae73 as the background.

Brands using this color

mcpConnect your agent — build around #3dae73
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 #3dae73 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dae73-a2beb3-d459d4-1f2d2c-e9f1e9?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