Hex #89b8d8 or rgb(137,184,216) in RGB space is the tint of blue. It has hue angle of 204.30 degrees, value = 85 and saturation = 37. #89b8d8 can be obtained by mixing 4 colors: 3 drops of magenta, 5 drops of cyan, 1 drop of green, 4 drops of white.
Nearest safe hex - #99cccc. Below you can see the block with #89b8d8 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #89b8d8 to the mixer and play with it.