Hex #891b76 or rgb(137,27,118) in RGB space is the tint of crimson. It has hue angle of 310.36 degrees, value = 54 and saturation = 80. #891b76 can be obtained by mixing 4 colors: 3 drops of red, 4 drops of magenta, 5 drops of blue, 1 drop of black.
Nearest safe hex - #993366. Below you can see the block with #891b76 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #891b76 to the mixer and play with it.