Hex #bfc42b or rgb(191,196,43) in RGB space is the tint of yellow. It has hue angle of 61.96 degrees, value = 77 and saturation = 78. #bfc42b can be obtained by mixing 2 colors: 3 drops of yellow, 1 drop of blue.
Nearest safe hex - #cccc33. Below you can see the block with #bfc42b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #bfc42b to the mixer and play with it.