Hex #8bc1d9 or rgb(139,193,217) in RGB space is the tint of bluish cian. It has hue angle of 198.46 degrees, value = 85 and saturation = 36. #8bc1d9 can be obtained by mixing 4 colors: 1 drop of red, 2 drops of blue, 3 drops of cyan, 5 drops of white.
Nearest safe hex - #99cccc. Below you can see the block with #8bc1d9 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8bc1d9 to the mixer and play with it.