I used the golden ratio for the first time intentionally, it's a really interesting thing I knew about since many years but never really considered to actually use it in my art. ._. Don't ask why, it's extremely helpfull for creating aesthetic, dynamic and well balanced paintings/designs.
|golden spiral used as the basis for the motif|
|roughly sketched outlines|
|more defined outlines|
|playing around with gimp to create a rough colour scheme|