Color

#3fee6b

#3fee6b
hex#3fee6b
rgbrgb(63, 238, 107)
hslhsl(135, 84%, 59%)
oklchoklch(0.835 0.223 147.4)
Closest name: Emerald Ice Palace (#2af589)Relative luminance 0.6327

Colors that go with #3fee6b

Deep Sky Blue, Taupe and Violet 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 →

#ee3fc2

#6bee3f · #3feec2

#6b3fee · #ee6b3f

Split-complementary

Open in tool →

#c23fee · #ee3f6b

#3f6bee · #ee3fc2 · #eec23f

Contrast

#3fee6b as textRatioAAAA largeAAAFix
Aaon white
1.54:1failfailfail
  • AA: use #0c882b as the text (4.59:1)
  • AAA: use #096721 as the text (7.06:1)
  • AA: or shift the background to #595959 (4.55:1)
  • AAA: or shift the background to #3d3d3d (7.06:1)
Aaon black
13.65:1passpasspassPasses 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 #3fee6b as the background.

Brands using this color

mcpConnect your agent — build around #3fee6b
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 #3fee6b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fee6b-a2beac-b759d4-1f2d29-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