Hex #5bc580 or rgb(91,197,128) in RGB space is the tint of bluish green. It has hue angle of 140.94 degrees, value = 77 and saturation = 54. #5bc580 can be obtained by mixing 4 colors: 5 drops of yellow, 3 drops of blue, 5 drops of cyan, 1 drop of green.
Nearest safe hex - #66cc99. Below you can see the block with #5bc580 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5bc580 to the mixer and play with it.