Hex #39631c or rgb(57,99,28) in RGB space is the tint of olive. It has hue angle of 95.49 degrees, value = 39 and saturation = 72. #39631c can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of cyan, 1 drop of green, 5 drops of black.
Nearest safe hex - #336633. Below you can see the block with #39631c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39631c to the mixer and play with it.