Hex #662733 or rgb(102,39,51) in RGB space is the tint of scarlet red. It has hue angle of 348.57 degrees, value = 40 and saturation = 62. #662733 can be obtained by mixing 4 colors: 4 drops of red, 3 drops of blue, 1 drop of green, 2 drops of black.
Nearest safe hex - #663333. Below you can see the block with #662733 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #662733 to the mixer and play with it.