If you want to invert the colors in a photo in Photoshop, there are a few different ways to go about it. One way is to use the Color Inversion tool, which is located in the Tools panel. To use this tool, first select the area of your photo that you want to change the color of, and then click on the Color Inversion button located at the bottom of the Tools panel. Another way to invert colors in a photo is to use the Hue/Saturation tool. To do this, first select the area of your photo that you want to change the color of, and then click on the Hue/Saturation button located at the bottom of the Tools panel. Next, click on either of the two buttons located next to it (Hue or Saturation), and then choose one of the color options from the pop-up menu that appears. whichever method you choose, be sure to experiment a little bit with different settings until you find something that works best for your particular photo ..