Hex #99e299 or rgb(153,226,153) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 89 and saturation = 32. #99e299 can be obtained by mixing 4 colors: 5 drops of yellow, 5 drops of cyan, 4 drops of white, 1 drop of black.
Nearest safe hex - #99cc99. Below you can see the block with #99e299 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #99e299 to the mixer and play with it.