Hex #77e388 or rgb(119,227,136) in RGB space is the tint of bluish green. It has hue angle of 129.44 degrees, value = 89 and saturation = 48. #77e388 can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of cyan, 4 drops of green, 4 drops of white.
Nearest safe hex - #66cc99. Below you can see the block with #77e388 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #77e388 to the mixer and play with it.