Hex #c66b55 or rgb(198,107,85) in RGB space is the tint of orange red. It has hue angle of 11.68 degrees, value = 78 and saturation = 57. #c66b55 can be obtained by mixing 4 colors: 1 drop of yellow, 5 drops of red, 2 drops of cyan, 1 drop of white.
Nearest safe hex - #cc6666. Below you can see the block with #c66b55 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #c66b55 to the mixer and play with it.