Hex #d1635d or rgb(209,99,93) in RGB space is the tint of red. It has hue angle of 3.10 degrees, value = 82 and saturation = 56. #d1635d can be obtained by mixing 4 colors: 4 drops of yellow, 1 drop of red, 4 drops of magenta, 2 drops of blue.
Nearest safe hex - #cc6666. Below you can see the block with #d1635d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #d1635d to the mixer and play with it.