Hex #ff6649 or rgb(255,102,73) in RGB space is the tint of orange red. It has hue angle of 9.56 degrees, value = 100 and saturation = 71. #ff6649 can be obtained by mixing 3 colors: 3 drops of yellow, 1 drop of red, 3 drops of magenta.
Nearest safe hex - #ff6633. Below you can see the block with #ff6649 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #ff6649 to the mixer and play with it.