This illustrated cozy book cover features an illustration of a man holding a paper at a table setting. There's a cup of coffee and flowers on the table. The title appears on the paper. Perhaps a knife could be added to the design to give it a more cozy feel.
This middle-grade fantasy book cover features an illustration of a girl wearing a white dress standing by the water. The girl has fairy wings and magic sparkles are coming out of her hand. The top of her body is not shown.
This thriller book cover features a silhouette of a person behind a textured glass wall. The person has two hands against the wall. The cover is tinted blue. The tint can easily be changed to the color of your choice.