Hex #55ccaa or rgb(85,204,170) in RGB space is the tint of greenish cian. It has hue angle of 162.86 degrees, value = 80 and saturation = 58. #55ccaa can be obtained by mixing 4 colors: 3 drops of cyan, 2 drops of green, 3 drops of white, 1 drop of black.
Nearest safe hex - #66cc99. Below you can see the block with #55ccaa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55ccaa to the mixer and play with it.