Hex #8b1010 or rgb(139,16,16) in RGB space is the tint of red. It has hue angle of 0.00 degrees, value = 55 and saturation = 88. #8b1010 can be obtained by mixing 4 colors: 5 drops of red, 1 drop of magenta, 1 drop of green, 4 drops of black.
Nearest safe hex - #990000. Below you can see the block with #8b1010 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8b1010 to the mixer and play with it.