Design a realistic album cover featuring R&B celebrities, including both male and female singers. The theme should intersperse dark and light elements, creating a fashionable and contemporary look. The background should be plain white, while the portraits of the singers should use realistic colors, capturing their true appearances. Ensure the overall design is stylish and modern, capturing the essence of R&B music and its iconic artists in a realistic manner. --ar 1:2 --style raw