Hex #99a866 or rgb(153,168,102) in RGB space is the tint of lime. It has hue angle of 73.64 degrees, value = 66 and saturation = 39. #99a866 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of green, 4 drops of white, 3 drops of black.
Nearest safe hex - #999966. Below you can see the block with #99a866 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #99a866 to the mixer and play with it.