Hex #6a201d or rgb(106,32,29) in RGB space is the tint of red. It has hue angle of 2.34 degrees, value = 42 and saturation = 73. #6a201d can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of red, 2 drops of blue, 5 drops of black.
Nearest safe hex - #663333. Below you can see the block with #6a201d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6a201d to the mixer and play with it.