Hex #878e5a or rgb(135,142,90) in RGB space is the tint of lime. It has hue angle of 68.08 degrees, value = 56 and saturation = 37. #878e5a can be obtained by mixing 4 colors: 5 drops of yellow, 3 drops of blue, 4 drops of white, 5 drops of black.
Nearest safe hex - #999966. Below you can see the block with #878e5a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #878e5a to the mixer and play with it.