Hex #490a18 or rgb(73,10,24) in RGB space is the tint of scarlet red. It has hue angle of 346.67 degrees, value = 29 and saturation = 86. #490a18 can be obtained by mixing 3 colors: 2 drops of red, 1 drop of blue, 4 drops of black.
Nearest safe hex - #330000. Below you can see the block with #490a18 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #490a18 to the mixer and play with it.