Hex #803315 or rgb(128,51,21) in RGB space is the tint of orange red. It has hue angle of 16.82 degrees, value = 50 and saturation = 84. #803315 can be obtained by mixing 4 colors: 5 drops of red, 2 drops of green, 1 drop of white, 4 drops of black.
Nearest safe hex - #993300. Below you can see the block with #803315 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #803315 to the mixer and play with it.