Hex #553347 or rgb(85,51,71) in RGB space is the tint of scarlet. It has hue angle of 324.71 degrees, value = 33 and saturation = 40. #553347 can be obtained by mixing 4 colors: 4 drops of magenta, 1 drop of blue, 3 drops of green, 4 drops of black.
Nearest safe hex - #663333. Below you can see the block with #553347 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #553347 to the mixer and play with it.