Hex #87e587 or rgb(135,229,135) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 90 and saturation = 41. #87e587 can be obtained by mixing 4 colors: 4 drops of yellow, 4 drops of cyan, 4 drops of green, 5 drops of white.
Nearest safe hex - #99cc99. Below you can see the block with #87e587 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #87e587 to the mixer and play with it.