Hex #778e5b or rgb(119,142,91) in RGB space is the tint of olive. It has hue angle of 87.06 degrees, value = 56 and saturation = 36. #778e5b can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of magenta, 4 drops of cyan, 4 drops of black.
Nearest safe hex - #669966. Below you can see the block with #778e5b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #778e5b to the mixer and play with it.