Hex #505d40 or rgb(80,93,64) in RGB space is the tint of olive. It has hue angle of 86.90 degrees, value = 36 and saturation = 31. #505d40 can be obtained by mixing 4 colors: 5 drops of red, 4 drops of cyan, 3 drops of green, 4 drops of black.
Nearest safe hex - #666633. Below you can see the block with #505d40 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #505d40 to the mixer and play with it.