Hex #55a195 or rgb(85,161,149) in RGB space is the tint of greenish cian. It has hue angle of 170.53 degrees, value = 63 and saturation = 47. #55a195 can be obtained by mixing 4 colors: 3 drops of magenta, 4 drops of cyan, 4 drops of green, 1 drop of white.
Nearest safe hex - #669999. Below you can see the block with #55a195 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55a195 to the mixer and play with it.