Hex #55cab4 or rgb(85,202,180) in RGB space is the tint of greenish cian. It has hue angle of 168.72 degrees, value = 79 and saturation = 58. #55cab4 can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of blue, 4 drops of cyan, 1 drop of white.
Nearest safe hex - #66cccc. Below you can see the block with #55cab4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55cab4 to the mixer and play with it.