Hex #553d4c or rgb(85,61,76) in RGB space is the tint of scarlet. It has hue angle of 322.50 degrees, value = 33 and saturation = 28. #553d4c can be obtained by mixing 4 colors: 3 drops of red, 1 drop of blue, 2 drops of cyan, 3 drops of black.
Nearest safe hex - #663333. Below you can see the block with #553d4c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #553d4c to the mixer and play with it.