Hex #ccd54d or rgb(204,213,77) in RGB space is the tint of yellow. It has hue angle of 63.97 degrees, value = 84 and saturation = 64. #ccd54d can be obtained by mixing 4 colors: 5 drops of yellow, 1 drop of green, 3 drops of white, 1 drop of black.
Nearest safe hex - #cccc66. Below you can see the block with #ccd54d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #ccd54d to the mixer and play with it.