If it does, the filters will not work. You should now have 3 layers as shown in fig 1. The new layer icon is the one to the left of the trash can icon at the bottom of the layers palette. Make the middle layer active. Click on the eyeball icon to turn layers on or off.
Active layer is shown by paintbrush icon and blue highlight.
See fig 1. Your image should now look like fig 4. Turn on the topmost layer and make it active. This will select the image so you can fill it with color. Fill the layer with the color of your choice.