Hex #339489 or rgb(51,148,137) in RGB space is the tint of cyan. It has hue angle of 173.20 degrees, value = 58 and saturation = 66. #339489 can be obtained by mixing 4 colors: 2 drops of yellow, 5 drops of blue, 2 drops of cyan, 1 drop of green.
Nearest safe hex - #339999. Below you can see the block with #339489 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #339489 to the mixer and play with it.