Hex #959f15 or rgb(149,159,21) in RGB space is the tint of yellow. It has hue angle of 64.35 degrees, value = 62 and saturation = 87. #959f15 can be obtained by mixing 4 colors: 4 drops of yellow, 3 drops of red, 1 drop of cyan, 4 drops of green.
Nearest safe hex - #999900. Below you can see the block with #959f15 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #959f15 to the mixer and play with it.