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Quick answer：In 2021, there were many beautiful UI gradients that gained popularity. These gradients were often used in web design and app interfaces to create visually appealing and modern looks. They often featured soft, smooth transitions between colors, with a variety of palettes from pastel to bold. Some popular gradients included color combinations like blue and purple, green and blue, or orange and pink. Designers also started experimenting with transparency and gradients to create more dynamic and engaging user interfaces.
