Hex #87a23c or rgb(135,162,60) in RGB space is the tint of lime. It has hue angle of 75.88 degrees, value = 64 and saturation = 63. #87a23c can be obtained by mixing 4 colors: 5 drops of yellow, 3 drops of green, 4 drops of white, 5 drops of black.
Nearest safe hex - #999933. Below you can see the block with #87a23c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #87a23c to the mixer and play with it.