Hex #552d4e or rgb(85,45,78) in RGB space is the tint of crimson. It has hue angle of 310.50 degrees, value = 33 and saturation = 47. #552d4e can be obtained by mixing 4 colors: 3 drops of red, 4 drops of blue, 1 drop of white, 4 drops of black.
Nearest safe hex - #663366. Below you can see the block with #552d4e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #552d4e to the mixer and play with it.