Hex #2b1e1d or rgb(43,30,29) in RGB space is the tint of red. It has hue angle of 4.29 degrees, value = 17 and saturation = 33. #2b1e1d can be obtained by mixing 3 colors: 1 drop of magenta, 1 drop of green, 4 drops of black.
Nearest safe hex - #333333. Below you can see the block with #2b1e1d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b1e1d to the mixer and play with it.