The third step involves tinting the grayscale image and setting the overall colour palette. The background is still undetailed, but the full illustration at thumbnail scale is already very close to the final version. Once I am happy with this step, I can move on to the next one.
https://stockage.framapiaf.org/framapiaf/media_attachments/files/114/692/605/728/467/673/original/6ea5a1c5f0fd57e9.jpg