Hex #448bb0 or rgb(68,139,176) in RGB space is the tint of bluish cian. It has hue angle of 200.56 degrees, value = 69 and saturation = 61. #448bb0 can be obtained by mixing 4 colors: 5 drops of blue, 3 drops of cyan, 4 drops of white, 3 drops of black.
Nearest safe hex - #339999. Below you can see the block with #448bb0 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #448bb0 to the mixer and play with it.