Hex #403835 or rgb(64,56,53) in RGB space is the tint of orange red. It has hue angle of 16.36 degrees, value = 25 and saturation = 17. #403835 can be obtained by mixing 4 colors: 4 drops of red, 5 drops of blue, 3 drops of green, 4 drops of black.
Nearest safe hex - #333333. Below you can see the block with #403835 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #403835 to the mixer and play with it.