Hex #55d2c6 or rgb(85,210,198) in RGB space is the tint of cyan. It has hue angle of 174.24 degrees, value = 82 and saturation = 60. #55d2c6 can be obtained by mixing 4 colors: 4 drops of cyan, 1 drop of green, 3 drops of white, 1 drop of black.
Nearest safe hex - #66cccc. Below you can see the block with #55d2c6 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55d2c6 to the mixer and play with it.