Color Gradient Strip Image

Quick answer：

A color gradient strip image is a visual representation that displays a gradual transition from one color to another. It is commonly used in graphic design, web development, and user interfaces to indicate a range of values or to provide visual cues. In graphic design, color gradients can enhance the aesthetic appeal of a design. In web development, they can be used to create smooth transitions between different sections of a webpage. They are also used in data visualization to represent a spectrum of data points.