Hex #55605f or rgb(85,96,95) in RGB space is the tint of cyan. It has hue angle of 174.55 degrees, value = 38 and saturation = 11. #55605f can be obtained by mixing 3 colors: 3 drops of magenta, 2 drops of blue, 4 drops of green.
Nearest safe hex - #666666. Below you can see the block with #55605f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55605f to the mixer and play with it.