Color

#77e487

#77e487
hex#77e487
rgbrgb(119, 228, 135)
hslhsl(129, 67%, 68%)
oklchoklch(0.831 0.164 147.1)
Closest name: Grotesque Green (#64e986)Relative luminance 0.6116

Colors that go with #77e487

Charcoal, Deep Sky Blue and Taupe 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 →

#e477d4

#9de477 · #77e4be

#8777e4 · #e48777

Split-complementary

Open in tool →

#be77e4 · #e4779d

#779de4 · #e477d4 · #e4be77

Contrast

#77e487 as textRatioAAAA largeAAAFix
Aaon white
1.59:1failfailfail
  • AA: use #1b882b as the text (4.56:1)
  • AAA: use #146620 as the text (7.12:1)
  • AA: or shift the background to #575757 (4.55:1)
  • AAA: or shift the background to #3b3b3b (7.06:1)
Aaon black
13.23:1passpasspassPasses 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 #77e487 as the background.

Brands using this color

mcpConnect your agent — build around #77e487
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 #77e487 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77e487-a2bea9-ae4edf-1f2d27-ecf1e9?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