Hex #768f4e or rgb(118,143,78) in RGB space is the tint of olive. It has hue angle of 83.08 degrees, value = 56 and saturation = 45. #768f4e can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of green, 4 drops of white, 5 drops of black.
Nearest safe hex - #669966. Below you can see the block with #768f4e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #768f4e to the mixer and play with it.