Hex #55592f or rgb(85,89,47) in RGB space is the tint of yellow. It has hue angle of 65.71 degrees, value = 35 and saturation = 47. #55592f can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of blue, 1 drop of white, 5 drops of black.
Nearest safe hex - #666633. Below you can see the block with #55592f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55592f to the mixer and play with it.