Hex #8bb3d9 or rgb(139,179,217) in RGB space is the tint of blue. It has hue angle of 209.23 degrees, value = 85 and saturation = 36. #8bb3d9 can be obtained by mixing 4 colors: 2 drops of magenta, 4 drops of cyan, 4 drops of white, 1 drop of black.
Nearest safe hex - #99cccc. Below you can see the block with #8bb3d9 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8bb3d9 to the mixer and play with it.