Hex #748daa or rgb(116,141,170) in RGB space is the tint of blue. It has hue angle of 212.22 degrees, value = 67 and saturation = 32. #748daa can be obtained by mixing 4 colors: 1 drop of red, 5 drops of blue, 1 drop of green, 4 drops of white.
Nearest safe hex - #669999. Below you can see the block with #748daa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #748daa to the mixer and play with it.