Hex #aab9bf or rgb(170,185,191) in RGB space is the tint of bluish cian. It has hue angle of 197.14 degrees, value = 75 and saturation = 11. #aab9bf can be obtained by mixing 3 colors: 3 drops of red, 4 drops of cyan, 5 drops of white.
Nearest safe hex - #99cccc. Below you can see the block with #aab9bf color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aab9bf to the mixer and play with it.