Hex #55a8ce or rgb(85,168,206) in RGB space is the tint of bluish cian. It has hue angle of 198.84 degrees, value = 81 and saturation = 59. #55a8ce can be obtained by mixing 4 colors: 4 drops of blue, 3 drops of cyan, 4 drops of white, 1 drop of black.
Nearest safe hex - #6699cc. Below you can see the block with #55a8ce color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55a8ce to the mixer and play with it.