Hex #5b9d31 or rgb(91,157,49) in RGB space is the tint of olive. It has hue angle of 96.67 degrees, value = 62 and saturation = 69. #5b9d31 can be obtained by mixing 4 colors: 5 drops of yellow, 4 drops of blue, 4 drops of green, 1 drop of black.
Nearest safe hex - #669933. Below you can see the block with #5b9d31 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b9d31 to the mixer and play with it.