Hex #20bdd5 or rgb(32,189,213) in RGB space is the tint of bluish cian. It has hue angle of 187.96 degrees, value = 84 and saturation = 85. #20bdd5 can be obtained by mixing 4 colors: 1 drop of blue, 5 drops of cyan, 1 drop of white, 1 drop of black.
Nearest safe hex - #33cccc. Below you can see the block with #20bdd5 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #20bdd5 to the mixer and play with it.