Hex #b6443d or rgb(182,68,61) in RGB space is the tint of red. It has hue angle of 3.47 degrees, value = 71 and saturation = 66. #b6443d can be obtained by mixing 4 colors: 4 drops of yellow, 1 drop of red, 5 drops of magenta, 4 drops of black.
Nearest safe hex - #cc3333. Below you can see the block with #b6443d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #b6443d to the mixer and play with it.