Hex #009598 or rgb(0,149,152) in RGB space is the tint of cyan. It has hue angle of 181.18 degrees, value = 60 and saturation = 100. #009598 can be obtained by mixing 4 colors: 5 drops of blue, 5 drops of cyan, 3 drops of green, 1 drop of black.
Nearest safe hex - #009999. Below you can see the block with #009598 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #009598 to the mixer and play with it.