Hex #1c1839 or rgb(28,24,57) in RGB space is the tint of violet. It has hue angle of 247.27 degrees, value = 22 and saturation = 58. #1c1839 can be obtained by mixing 3 colors: 1 drop of red, 3 drops of blue, 5 drops of black.
Nearest safe hex - #330033. Below you can see the block with #1c1839 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c1839 to the mixer and play with it.