Hex #959780 or rgb(149,151,128) in RGB space is the tint of yellow. It has hue angle of 65.22 degrees, value = 59 and saturation = 15. #959780 can be obtained by mixing 4 colors: 4 drops of yellow, 1 drop of magenta, 5 drops of blue, 2 drops of white.
Nearest safe hex - #999999. Below you can see the block with #959780 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #959780 to the mixer and play with it.