Hex #5b5600 or rgb(91,86,0) in RGB space is the tint of yellow. It has hue angle of 56.70 degrees, value = 36 and saturation = 100. #5b5600 can be obtained by mixing 4 colors: 2 drops of yellow, 3 drops of red, 4 drops of green, 5 drops of black.
Nearest safe hex - #666600. Below you can see the block with #5b5600 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b5600 to the mixer and play with it.