Hex #80d8df or rgb(128,216,223) in RGB space is the tint of cyan. It has hue angle of 184.42 degrees, value = 87 and saturation = 43. #80d8df can be obtained by mixing 3 colors: 3 drops of cyan, 4 drops of white, 1 drop of black.
Nearest safe hex - #99cccc. Below you can see the block with #80d8df color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80d8df to the mixer and play with it.