To get RGB values in percentage in Photoshop, follow these steps:Open your image in Photoshop.Go to the top menu and click on "Window."From the dropdown menu, select "Info" to open the Info panel.In the Info panel, you will see a small box with color information. By default, it shows the RGB values in numeric form.To change the display to percentage form, right-click on the small box.A popup menu will appear. From this menu, select "Percentage.