Hex #6d2424 or rgb(109,36,36) in RGB space is the tint of red. It has hue angle of 0.00 degrees, value = 43 and saturation = 67. #6d2424 can be obtained by mixing 3 colors: 2 drops of red, 1 drop of white, 4 drops of black.
Nearest safe hex - #663333. Below you can see the block with #6d2424 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6d2424 to the mixer and play with it.