Hex #39888e or rgb(57,136,142) in RGB space is the tint of cyan. It has hue angle of 184.24 degrees, value = 56 and saturation = 60. #39888e can be obtained by mixing 3 colors: 3 drops of cyan, 2 drops of white, 4 drops of black.
Nearest safe hex - #339999. Below you can see the block with #39888e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39888e to the mixer and play with it.