Color

#77c242

#77c242
hex#77c242
rgbrgb(119, 194, 66)
hslhsl(95, 51%, 51%)
oklchoklch(0.739 0.178 134.7)
Closest name: Emerald Glitter (#66bb00)Relative luminance 0.429

Colors that go with #77c242

Blue, Charcoal and Royal Blue 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 →

#8d42c2

#b7c242 · #42c24d

#4277c2 · #c24277

Split-complementary

Open in tool →

#4d42c2 · #c242b7

#42b7c2 · #8d42c2 · #c24d42

Contrast

#77c242 as textRatioAAAA largeAAAFix
Aaon white
2.19:1failfailfail
  • AA: use #4f832a as the text (4.55:1)
  • AAA: use #3a601f as the text (7.31:1)
  • AA: or shift the background to #424242 (4.58:1)
  • AAA: or shift the background to #242424 (7.08:1)
Aaon black
9.58:1passpasspassPasses 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 #77c242 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #77c242
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 #77c242 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77c242-aabea2-5d4edf-1f2d20-f0f1e9?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