Hex #99bde6 or rgb(153,189,230) in RGB space is the tint of blue. It has hue angle of 211.95 degrees, value = 90 and saturation = 33. #99bde6 can be obtained by mixing 4 colors: 1 drop of magenta, 2 drops of blue, 2 drops of cyan, 5 drops of white.
Nearest safe hex - #99ccff. Below you can see the block with #99bde6 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #99bde6 to the mixer and play with it.