There are a few ways to fill a layer with color in Photoshop. One way is to use the filter “Gradient Fill.” To create a gradient fill, click the Gradient button and select one of the following: radial, linear, or quadratic. Then, drag the slider to change the intensity of the gradient.
There are a few ways to fill the background in Photoshop. One way is to use the Hue/Saturation tool. To use the Hue/Saturation tool, click on the color you want to add to the background, and then drag the slider to change how bright or dark that color is. Another way to fill the background in Photoshop is to use the Color Picker.
There are a few ways to change the background and foreground color in Photoshop. One way is to use the Colors palette. To open the Colors palette, click on the triangle in the top left corner of Photoshop, then select the Background or Foreground color from the list.