Web graphics refer to images and visual elements used on websites to enhance user experience and convey information. These graphics can include photos, icons, logos, and illustrations, all designed to be visually appealing and relevant to the content. Common formats for web graphics include JPEG, PNG, and SVG, each serving different purposes based on quality and file size. The creation of web graphics often involves software tools like Adobe Photoshop or Illustrator. Designers must consider factors such as resolution, color schemes, and loading times to ensure that graphics look good and perform well across various devices and screen sizes.