A professional, high-quality digital painting of a mature, voluptuous 40-year-old African American woman in a stylish, revealing off-the-shoulder cocktail dress in royal blue. The art style is modern and polished, with vibrant colors and sleek lines that emphasize the luxurious fabric of the dress and her radiant skin tone. She has shoulder-length, curly black hair styled in soft waves, expressive brown eyes, and is wearing glamorous makeup with bold red lips and metallic eyeshadow. The setting is an upscale, contemporary lounge with chic furniture and ambient lighting, creating a sophisticated atmosphere. The composition is a front view, capturing her confident, elegant pose and the warm, inviting smile, exuding modernity, sophistication, and allure.