Hex #6d808c or rgb(109,128,140) in RGB space is the tint of blue. It has hue angle of 203.23 degrees, value = 55 and saturation = 22. #6d808c can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of blue, 5 drops of white, 4 drops of black.
Nearest safe hex - #669999. Below you can see the block with #6d808c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6d808c to the mixer and play with it.