Hex #800639 or rgb(128,6,57) in RGB space is the tint of scarlet. It has hue angle of 334.92 degrees, value = 50 and saturation = 95. #800639 can be obtained by mixing 4 colors: 3 drops of red, 3 drops of magenta, 1 drop of blue, 5 drops of black.
Nearest safe hex - #990033. Below you can see the block with #800639 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #800639 to the mixer and play with it.