Hex #b8bb63 or rgb(184,187,99) in RGB space is the tint of yellow. It has hue angle of 62.05 degrees, value = 73 and saturation = 47. #b8bb63 can be obtained by mixing 4 colors: 5 drops of yellow, 3 drops of magenta, 5 drops of green, 5 drops of white.
Nearest safe hex - #cccc66. Below you can see the block with #b8bb63 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #b8bb63 to the mixer and play with it.