Hex #399198 or rgb(57,145,152) in RGB space is the tint of cyan. It has hue angle of 184.42 degrees, value = 60 and saturation = 63. #399198 can be obtained by mixing 3 colors: 2 drops of yellow, 5 drops of blue, 2 drops of cyan.
Nearest safe hex - #339999. Below you can see the block with #399198 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #399198 to the mixer and play with it.