Hex #662f33 or rgb(102,47,51) in RGB space is the tint of red. It has hue angle of 355.64 degrees, value = 40 and saturation = 54. #662f33 can be obtained by mixing 3 colors: 2 drops of red, 1 drop of cyan, 2 drops of black.
Nearest safe hex - #663333. Below you can see the block with #662f33 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #662f33 to the mixer and play with it.