Hex #d53b2b or rgb(213,59,43) in RGB space is the tint of red. It has hue angle of 5.65 degrees, value = 84 and saturation = 80. #d53b2b can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of red, 3 drops of magenta, 2 drops of black.
Nearest safe hex - #cc3333. Below you can see the block with #d53b2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #d53b2b to the mixer and play with it.