Hex #bfbb2b or rgb(191,187,43) in RGB space is the tint of yellow. It has hue angle of 58.38 degrees, value = 75 and saturation = 77. #bfbb2b can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of red, 3 drops of green, 2 drops of white.
Nearest safe hex - #cccc33. Below you can see the block with #bfbb2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #bfbb2b to the mixer and play with it.