Hex #743e1f or rgb(116,62,31) in RGB space is the tint of orange red. It has hue angle of 21.88 degrees, value = 45 and saturation = 73. #743e1f can be obtained by mixing 4 colors: 5 drops of red, 2 drops of blue, 3 drops of green, 1 drop of black.
Nearest safe hex - #663333. Below you can see the block with #743e1f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #743e1f to the mixer and play with it.