Hex #5d6c6d or rgb(93,108,109) in RGB space is the tint of cyan. It has hue angle of 183.75 degrees, value = 43 and saturation = 15. #5d6c6d can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of magenta, 5 drops of blue, 2 drops of green.
Nearest safe hex - #666666. Below you can see the block with #5d6c6d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5d6c6d to the mixer and play with it.