Hex #4d5f6f or rgb(77,95,111) in RGB space is the tint of blue. It has hue angle of 208.24 degrees, value = 44 and saturation = 31. #4d5f6f can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of magenta, 3 drops of cyan, 4 drops of black.
Nearest safe hex - #666666. Below you can see the block with #4d5f6f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d5f6f to the mixer and play with it.