Hex #55a0d5 or rgb(85,160,213) in RGB space is the tint of blue. It has hue angle of 204.84 degrees, value = 84 and saturation = 60. #55a0d5 can be obtained by mixing 3 colors: 3 drops of blue, 1 drop of cyan, 2 drops of white.
Nearest safe hex - #6699cc. Below you can see the block with #55a0d5 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55a0d5 to the mixer and play with it.