Hex #708ba5 or rgb(112,139,165) in RGB space is the tint of blue. It has hue angle of 209.43 degrees, value = 65 and saturation = 32. #708ba5 can be obtained by mixing 4 colors: 2 drops of magenta, 4 drops of cyan, 5 drops of white, 5 drops of black.
Nearest safe hex - #669999. Below you can see the block with #708ba5 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #708ba5 to the mixer and play with it.