Hex #55865b or rgb(85,134,91) in RGB space is the tint of green. It has hue angle of 127.35 degrees, value = 53 and saturation = 37. #55865b can be obtained by mixing 4 colors: 5 drops of yellow, 5 drops of blue, 2 drops of cyan, 3 drops of black.
Nearest safe hex - #669966. Below you can see the block with #55865b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55865b to the mixer and play with it.