Hex #55a29c or rgb(85,162,156) in RGB space is the tint of cyan. It has hue angle of 175.32 degrees, value = 64 and saturation = 48. #55a29c can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of magenta, 4 drops of blue, 4 drops of cyan.
Nearest safe hex - #669999. Below you can see the block with #55a29c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55a29c to the mixer and play with it.