I already did a few pieces with the colours. The first is a business card printed with a linol-print in the blueish colour. I added the pink to the background and black acrylic for the details of the face. The original print is barely visible!
The next piece is painted and collaged on an A4 sized piece of cardboard.
There are scraps of newspapers and paper with different prints and two small children climbing a ladder.
I added a face:
and gave the whole thing some extra colour with a mono print technique.
The third piece I did is a small piece of green paper painted partly black, to which I added some bits of ribbon. Then I used a pink piece of candy wrapper, added some white acrylic and sketched a face onto it with black acrylic and a fine brush. Finally I printed on top of it all with a glass plate added color and scratched some lines into the paint: