Hex #551e39 or rgb(85,30,57) in RGB space is the tint of scarlet. It has hue angle of 330.55 degrees, value = 33 and saturation = 65. #551e39 can be obtained by mixing 3 colors: 2 drops of magenta, 1 drop of green, 3 drops of black.
Nearest safe hex - #663333. Below you can see the block with #551e39 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #551e39 to the mixer and play with it.