Hex #2b2f72 or rgb(43,47,114) in RGB space is the tint of violet. It has hue angle of 236.62 degrees, value = 45 and saturation = 62. #2b2f72 can be obtained by mixing 3 colors: 1 drop of red, 4 drops of blue, 1 drop of black.
Nearest safe hex - #333366. Below you can see the block with #2b2f72 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b2f72 to the mixer and play with it.