Hex #39aabd or rgb(57,170,189) in RGB space is the tint of bluish cian. It has hue angle of 188.64 degrees, value = 74 and saturation = 70. #39aabd can be obtained by mixing 4 colors: 1 drop of blue, 4 drops of cyan, 2 drops of white, 2 drops of black.
Nearest safe hex - #3399cc. Below you can see the block with #39aabd color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39aabd to the mixer and play with it.