Hex #8bc3b9 or rgb(139,195,185) in RGB space is the tint of greenish cian. It has hue angle of 169.29 degrees, value = 76 and saturation = 29. #8bc3b9 can be obtained by mixing 4 colors: 2 drops of red, 4 drops of cyan, 1 drop of green, 4 drops of white.
Nearest safe hex - #99cccc. Below you can see the block with #8bc3b9 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8bc3b9 to the mixer and play with it.