Hex #554187 or rgb(85,65,135) in RGB space is the tint of purple violet. It has hue angle of 257.14 degrees, value = 53 and saturation = 52. #554187 can be obtained by mixing 4 colors: 4 drops of magenta, 1 drop of blue, 3 drops of cyan, 4 drops of black.
Nearest safe hex - #663399. Below you can see the block with #554187 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #554187 to the mixer and play with it.