Hex #4ed9be or rgb(78,217,190) in RGB space is the tint of greenish cian. It has hue angle of 168.35 degrees, value = 85 and saturation = 64. #4ed9be can be obtained by mixing 4 colors: 1 drop of blue, 5 drops of cyan, 3 drops of green, 4 drops of white.
Nearest safe hex - #66cccc. Below you can see the block with #4ed9be color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4ed9be to the mixer and play with it.