Hex #4d6d6f or rgb(77,109,111) in RGB space is the tint of cyan. It has hue angle of 183.53 degrees, value = 44 and saturation = 31. #4d6d6f can be obtained by mixing 4 colors: 2 drops of blue, 1 drop of green, 3 drops of white, 4 drops of black.
Nearest safe hex - #666666. Below you can see the block with #4d6d6f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d6d6f to the mixer and play with it.