Hex #77bf77 or rgb(119,191,119) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 75 and saturation = 38. #77bf77 can be obtained by mixing 4 colors: 2 drops of yellow, 3 drops of blue, 5 drops of green, 5 drops of white.
Nearest safe hex - #66cc66. Below you can see the block with #77bf77 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #77bf77 to the mixer and play with it.