: Sitting on a sofa allows for dynamic "S-curve" posing. Have the model lean back slightly with one leg extended to create length.
If you are looking to replicate the look of a purple dress in a high-fashion setting: LyMia_BlueSofaPurpleDress_058.jpg
The image relies on (colors next to each other on the color wheel) to create a sophisticated, moody vibe. : Sitting on a sofa allows for dynamic "S-curve" posing