Hex #9fddd5 or rgb(159,221,213) in RGB space is the tint of greenish cian. It has hue angle of 172.26 degrees, value = 87 and saturation = 28. #9fddd5 can be obtained by mixing 4 colors: 1 drop of blue, 1 drop of cyan, 1 drop of green, 5 drops of white.
Nearest safe hex - #99cccc. Below you can see the block with #9fddd5 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #9fddd5 to the mixer and play with it.