Hex #6a672b or rgb(106,103,43) in RGB space is the tint of yellow. It has hue angle of 57.14 degrees, value = 42 and saturation = 59. #6a672b can be obtained by mixing 4 colors: 3 drops of red, 4 drops of green, 2 drops of white, 3 drops of black.
Nearest safe hex - #666633. Below you can see the block with #6a672b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6a672b to the mixer and play with it.