Hex #20888a or rgb(32,136,138) in RGB space is the tint of cyan. It has hue angle of 181.13 degrees, value = 54 and saturation = 77. #20888a can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of blue, 3 drops of cyan, 2 drops of black.
Nearest safe hex - #339999. Below you can see the block with #20888a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #20888a to the mixer and play with it.