Hex #77e477 or rgb(119,228,119) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 89 and saturation = 48. #77e477 can be obtained by mixing 4 colors: 5 drops of yellow, 5 drops of cyan, 3 drops of green, 2 drops of white.
Nearest safe hex - #66cc66. Below you can see the block with #77e477 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #77e477 to the mixer and play with it.