Hex #a2b9b2 or rgb(162,185,178) in RGB space is the tint of greenish cian. It has hue angle of 161.74 degrees, value = 73 and saturation = 12. #a2b9b2 can be obtained by mixing 3 colors: 2 drops of yellow, 4 drops of blue, 5 drops of white.
Nearest safe hex - #99cc99. Below you can see the block with #a2b9b2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #a2b9b2 to the mixer and play with it.