Hex #505655 or rgb(80,86,85) in RGB space is the tint of greenish cian. It has hue angle of 170.00 degrees, value = 34 and saturation = 7. #505655 can be obtained by mixing 4 colors: 5 drops of magenta, 2 drops of cyan, 5 drops of green, 4 drops of black.
Nearest safe hex - #666666. Below you can see the block with #505655 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #505655 to the mixer and play with it.