Hex #490018 or rgb(73,0,24) in RGB space is the tint of scarlet red. It has hue angle of 340.27 degrees, value = 29 and saturation = 100. #490018 can be obtained by mixing 3 colors: 1 drop of red, 1 drop of magenta, 5 drops of black.
Nearest safe hex - #330000. Below you can see the block with #490018 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #490018 to the mixer and play with it.