Color

#3ae481

#3ae481
hex#3ae481
rgbrgb(58, 228, 129)
hslhsl(145, 76%, 56%)
oklchoklch(0.812 0.194 152.5)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5797

Colors that go with #3ae481

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 →

#e43a9d

#48e43a · #3ae4d6

#813ae4 · #e4813a

Split-complementary

Open in tool →

#d63ae4 · #e43a48

#3a48e4 · #e43a9d · #e4d63a

Contrast

#3ae481 as textRatioAAAA largeAAAFix
Aaon white
1.67:1failfailfail
  • AA: use #128743 as the text (4.59:1)
  • AAA: use #0d6331 as the text (7.38:1)
  • AA: or shift the background to #545454 (4.54:1)
  • AAA: or shift the background to #383838 (7.03:1)
Aaon black
12.59:1passpasspassPasses 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 #3ae481 as the background.

Brands using this color

mcpConnect your agent — build around #3ae481
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 #3ae481 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ae481-a2beb1-cc59d4-1f2d2b-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