In Photoshop, you can add color to your background by using the Background layer. To add color to your background, follow these steps:

  1. Open the Background layer in Photoshop.
  2. Choose a color from the Colors palette and add it to the Background layer.
  3. Use the Add Layer Mask button to create a mask that covers all of the background in your image. The mask should look like this:
  4. Drag the Background layer into a new document and name it “Background.”
  5. Change the transparency of the Background layer to 100%.
  6. Save your document as “Background_Color.”