Hex #147f9d or rgb(20,127,157) in RGB space is the tint of bluish cian. It has hue angle of 193.14 degrees, value = 62 and saturation = 87. #147f9d can be obtained by mixing 4 colors: 3 drops of blue, 5 drops of cyan, 1 drop of white, 4 drops of black.
Nearest safe hex - #006699. Below you can see the block with #147f9d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #147f9d to the mixer and play with it.