Hex #55c9aa or rgb(85,201,170) in RGB space is the tint of greenish cian. It has hue angle of 163.97 degrees, value = 79 and saturation = 58. #55c9aa can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of cyan, 1 drop of white, 1 drop of black.
Nearest safe hex - #66cc99. Below you can see the block with #55c9aa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55c9aa to the mixer and play with it.