Hex #55bfaa or rgb(85,191,170) in RGB space is the tint of greenish cian. It has hue angle of 168.11 degrees, value = 75 and saturation = 55. #55bfaa can be obtained by mixing 4 colors: 1 drop of red, 3 drops of cyan, 1 drop of green, 1 drop of white.
Nearest safe hex - #66cc99. Below you can see the block with #55bfaa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55bfaa to the mixer and play with it.