Hex #691565 or rgb(105,21,101) in RGB space is the tint of magenta. It has hue angle of 302.86 degrees, value = 41 and saturation = 80. #691565 can be obtained by mixing 4 colors: 2 drops of red, 5 drops of magenta, 5 drops of blue, 5 drops of black.
Nearest safe hex - #660066. Below you can see the block with #691565 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #691565 to the mixer and play with it.