Hex #2091a0 or rgb(32,145,160) in RGB space is the tint of cyan. It has hue angle of 187.03 degrees, value = 63 and saturation = 80. #2091a0 can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of blue, 3 drops of cyan, 1 drop of black.
Nearest safe hex - #339999. Below you can see the block with #2091a0 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2091a0 to the mixer and play with it.