Hex #5d8c8c or rgb(93,140,140) in RGB space is the tint of cyan. It has hue angle of 180.00 degrees, value = 55 and saturation = 34. #5d8c8c can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of magenta, 5 drops of blue, 2 drops of cyan.
Nearest safe hex - #669999. Below you can see the block with #5d8c8c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5d8c8c to the mixer and play with it.