Hex #55c4dc or rgb(85,196,220) in RGB space is the tint of bluish cian. It has hue angle of 190.67 degrees, value = 86 and saturation = 61. #55c4dc can be obtained by mixing 4 colors: 2 drops of blue, 5 drops of cyan, 4 drops of white, 1 drop of black.
Nearest safe hex - #66cccc. Below you can see the block with #55c4dc color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55c4dc to the mixer and play with it.