What is the most preferred image format used for logos in the Wikimedia database?

The most preferred image format used for logos in the Wikimedia database is .svg (Scalable Vector Graphics) because it offers several advantages. SVG files are scalable, meaning they can be resized without any loss of quality, which is crucial for logos that need to be displayed in various sizes across different platforms. Additionally, SVG files are lightweight, resulting in faster loading times compared to other image formats. Furthermore, SVG supports transparent backgrounds and can be edited and customized easily using various software. These features make SVG the ideal choice for logos as it ensures their versatility, adaptability, and consistent quality across different applications and devices.