Hex #4d585e or rgb(77,88,94) in RGB space is the tint of bluish cian. It has hue angle of 201.18 degrees, value = 37 and saturation = 18. #4d585e can be obtained by mixing 4 colors: 3 drops of red, 4 drops of blue, 1 drop of cyan, 2 drops of green.
Nearest safe hex - #666666. Below you can see the block with #4d585e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d585e to the mixer and play with it.