Browse through Dribbble or Behance, and you’ll find designers using a simple technique to add texture to an image: noise. Adding noise makes otherwise solid colors or smooth gradients, such as shadows, more realistic. But despite designers’ affinity for texture, noise is rarely used in web design. In this article, we’ll generate colorful noise to add texture to a gradient with only a small amount of CSS and SVG. Alright, let’s make some noise!