Hex #608820 or rgb(96,136,32) in RGB space is the tint of olive. It has hue angle of 83.08 degrees, value = 53 and saturation = 76. #608820 can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of green, 1 drop of white, 3 drops of black.
Nearest safe hex - #669933. Below you can see the block with #608820 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #608820 to the mixer and play with it.