Hex #bfcb20 or rgb(191,203,32) in RGB space is the tint of yellow. It has hue angle of 64.21 degrees, value = 80 and saturation = 84. #bfcb20 can be obtained by mixing 4 colors: 5 drops of yellow, 1 drop of green, 1 drop of white, 1 drop of black.
Nearest safe hex - #cccc33. Below you can see the block with #bfcb20 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #bfcb20 to the mixer and play with it.