Hex #55b8a1 or rgb(85,184,161) in RGB space is the tint of greenish cian. It has hue angle of 166.06 degrees, value = 72 and saturation = 54. #55b8a1 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of magenta, 5 drops of cyan, 1 drop of black.
Nearest safe hex - #66cc99. Below you can see the block with #55b8a1 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55b8a1 to the mixer and play with it.