Hex #55a7bd or rgb(85,167,189) in RGB space is the tint of bluish cian. It has hue angle of 192.69 degrees, value = 74 and saturation = 55. #55a7bd can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of blue, 2 drops of cyan, 2 drops of white.
Nearest safe hex - #6699cc. Below you can see the block with #55a7bd color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55a7bd to the mixer and play with it.