Hex #661850 or rgb(102,24,80) in RGB space is the tint of crimson. It has hue angle of 316.92 degrees, value = 40 and saturation = 76. #661850 can be obtained by mixing 4 colors: 4 drops of red, 2 drops of magenta, 5 drops of blue, 4 drops of black.
Nearest safe hex - #660066. Below you can see the block with #661850 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #661850 to the mixer and play with it.