Hex #665a5e or rgb(102,90,94) in RGB space is the tint of scarlet red. It has hue angle of 340.00 degrees, value = 40 and saturation = 12. #665a5e can be obtained by mixing 4 colors: 3 drops of red, 4 drops of blue, 2 drops of green, 1 drop of white.
Nearest safe hex - #666666. Below you can see the block with #665a5e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #665a5e to the mixer and play with it.