Hex #55c8d5 or rgb(85,200,213) in RGB space is the tint of cyan. It has hue angle of 186.09 degrees, value = 84 and saturation = 60. #55c8d5 can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of blue, 5 drops of cyan, 3 drops of white.
Nearest safe hex - #66cccc. Below you can see the block with #55c8d5 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55c8d5 to the mixer and play with it.