by Amy Palermo
While it may be common for an image to pick up nasty background colors and cast them through your entire image, you don’t have to like it. And, more importantly, you do need to address the problem. We’ll show you how to tame that color with the help of a curves adjustment layer, as shown in Figure A.
Why such a color cast?
Color casts aren’t uncommon; however you can avoid them, if you know what to look for. There are many different ways that an image can obtain a color cast. Most of them are undesirable, however, we’ll show you which ones you’ll want to retain in your image.
- When photographing images with film, a color cast is often introduced when the temperature of the lighting doesn’t match the color balance of the film.
- When photographing images with a digital camera, a color cast is often introduced when the temperature of the lighting doesn’t match the white balance settings of the camera.
- When scanning images, a color cast is often introduced for a variety of reasons, such as not working in a color managed workflow, scanning without a scanner profile, or when equipment needs maintenance, such as[…]