Color

#40ed82

#40ed82
hex#40ed82
rgbrgb(64, 237, 130)
hslhsl(143, 83%, 59%)
oklchoklch(0.836 0.202 151.4)
Closest name: Emerald Ice Palace (#2af589)Relative luminance 0.6327

Colors that go with #40ed82

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 →

#ed40ab

#54ed40 · #40edd9

#8240ed · #ed8240

Split-complementary

Open in tool →

#d940ed · #ed4054

#4054ed · #ed40ab · #edd940

Contrast

#40ed82 as textRatioAAAA largeAAAFix
Aaon white
1.54:1failfailfail
  • AA: use #0d873c as the text (4.62:1)
  • AAA: use #0a672d as the text (7.02:1)
  • 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 #40ed82 as the background.

Brands using this color

mcpConnect your agent — build around #40ed82
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 #40ed82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40ed82-a2beb0-c859d4-1f2d2b-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