Color

#77e979

#77e979
hex#77e979
rgbrgb(119, 233, 121)
hslhsl(121, 72%, 69%)
oklchoklch(0.841 0.183 144.1)
Closest name: Grotesque Green (#64e986)Relative luminance 0.6358

Colors that go with #77e979

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 →

#e977e7

#aee977 · #77e9b2

#7977e9 · #e97977

Split-complementary

Open in tool →

#b277e9 · #e977ae

#77aee9 · #e977e7 · #e9b277

Contrast

#77e979 as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #168818 as the text (4.6:1)
  • AAA: use #106512 as the text (7.26:1)
  • AA: or shift the background to #595959 (4.58:1)
  • AAA: or shift the background to #3d3d3d (7.09:1)
Aaon black
13.72:1passpasspassPasses 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 #77e979 as the background.

Brands using this color

mcpConnect your agent — build around #77e979
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 #77e979 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77e979-a2bea6-9b4edf-1f2d26-edf1e9?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