Hex #5d746c or rgb(93,116,108) in RGB space is the tint of greenish cian. It has hue angle of 159.13 degrees, value = 45 and saturation = 20. #5d746c can be obtained by mixing 4 colors: 1 drop of blue, 1 drop of green, 4 drops of white, 5 drops of black.
Nearest safe hex - #666666. Below you can see the block with #5d746c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5d746c to the mixer and play with it.