Hex #99e366 or rgb(153,227,102) in RGB space is the tint of olive. It has hue angle of 95.52 degrees, value = 89 and saturation = 55. #99e366 can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of cyan, 4 drops of green, 4 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #99e366 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #99e366 to the mixer and play with it.