Hex #77c255 or rgb(119,194,85) in RGB space is the tint of grass green. It has hue angle of 101.28 degrees, value = 76 and saturation = 56. #77c255 can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of red, 5 drops of cyan, 3 drops of green.
Nearest safe hex - #66cc66. Below you can see the block with #77c255 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #77c255 to the mixer and play with it.