Hex #402015 or rgb(64,32,21) in RGB space is the tint of orange red. It has hue angle of 15.35 degrees, value = 25 and saturation = 67. #402015 can be obtained by mixing 4 colors: 2 drops of red, 1 drop of blue, 1 drop of green, 4 drops of black.
Nearest safe hex - #333300. Below you can see the block with #402015 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #402015 to the mixer and play with it.