Hex #77b772 or rgb(119,183,114) in RGB space is the tint of green. It has hue angle of 115.65 degrees, value = 72 and saturation = 38. #77b772 can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of blue, 4 drops of green, 4 drops of white.
Nearest safe hex - #66cc66. Below you can see the block with #77b772 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #77b772 to the mixer and play with it.