Hex #b66d6d or rgb(182,109,109) in RGB space is the tint of red. It has hue angle of 0.00 degrees, value = 71 and saturation = 40. #b66d6d can be obtained by mixing 3 colors: 2 drops of red, 3 drops of white, 2 drops of black.
Nearest safe hex - #cc6666. Below you can see the block with #b66d6d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #b66d6d to the mixer and play with it.