Hex #808f9b or rgb(128,143,155) in RGB space is the tint of blue. It has hue angle of 206.67 degrees, value = 61 and saturation = 17. #808f9b can be obtained by mixing 4 colors: 3 drops of magenta, 4 drops of blue, 4 drops of green, 5 drops of white.
Nearest safe hex - #999999. Below you can see the block with #808f9b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #808f9b to the mixer and play with it.