Hex #71c639 or rgb(113,198,57) in RGB space is the tint of olive. It has hue angle of 96.17 degrees, value = 78 and saturation = 71. #71c639 can be obtained by mixing 4 colors: 4 drops of yellow, 2 drops of cyan, 2 drops of green, 1 drop of black.
Nearest safe hex - #66cc33. Below you can see the block with #71c639 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #71c639 to the mixer and play with it.