Hex #d1636c or rgb(209,99,108) in RGB space is the tint of red. It has hue angle of 355.09 degrees, value = 82 and saturation = 53. #d1636c can be obtained by mixing 4 colors: 5 drops of red, 1 drop of blue, 4 drops of white, 1 drop of black.
Nearest safe hex - #cc6666. Below you can see the block with #d1636c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #d1636c to the mixer and play with it.