Colourful Curved Lines Background

In this tutorial we'll create a background effect. We'll use no image or resources at all. Just some gradient and a couple of filters. That's it!

Start by opening a new file. Using gradient tool fill the background layer with gradient.

From filter menu select stylize>>extrude.

Use extrude settings as shown.

From filter menu select distort>>polar coordinates.

Press ctrl+F to apply the effect again.

From filter menu select stylize>>find edges.

 

Press Ctrl+I to invert the color.
Duplicate the layer andd change the color multiply.