Hex #87ac3c or rgb(135,172,60) in RGB space is the tint of lime. It has hue angle of 79.82 degrees, value = 67 and saturation = 65. #87ac3c can be obtained by mixing 4 colors: 5 drops of yellow, 4 drops of green, 4 drops of white, 4 drops of black.
Nearest safe hex - #999933. Below you can see the block with #87ac3c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #87ac3c to the mixer and play with it.