Hex #99cd5b or rgb(153,205,91) in RGB space is the tint of olive. It has hue angle of 87.37 degrees, value = 80 and saturation = 56. #99cd5b can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of blue, 4 drops of green, 4 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #99cd5b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #99cd5b to the mixer and play with it.