If you want to separate colors in Photoshop, there are a few different ways to go about it. One way is to use the Color Range tool. To do this, first select the colors you want to separate and then click on the Color Range button (or press Command+Option+U). Next, use the slider bar to adjust the separation distance between the colors. Another way to separate colors in Photoshop is by using the Hue/Saturation tool. To do this, first select the color you want to change and then click on the Hue/Saturation button (or press Command+Option+H). Next, use the slider bar to adjust the hue and saturation of the selected color. whichever method you choose, be sure to experiment with different settings until you find one that works best for separating your colors ..