Hex #718198 or rgb(113,129,152) in RGB space is the tint of blue. It has hue angle of 215.38 degrees, value = 60 and saturation = 26. #718198 can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of magenta, 3 drops of blue, 2 drops of cyan.
Nearest safe hex - #669999. Below you can see the block with #718198 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #718198 to the mixer and play with it.