Hex #aaca97 or rgb(170,202,151) in RGB space is the tint of grass green. It has hue angle of 97.65 degrees, value = 79 and saturation = 25. #aaca97 can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of blue, 1 drop of green, 4 drops of white.
Nearest safe hex - #99cc99. Below you can see the block with #aaca97 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aaca97 to the mixer and play with it.