Hex #507250 or rgb(80,114,80) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 45 and saturation = 30. #507250 can be obtained by mixing 4 colors: 5 drops of red, 3 drops of blue, 3 drops of cyan, 5 drops of green.
Nearest safe hex - #666666. Below you can see the block with #507250 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #507250 to the mixer and play with it.