How to Create a Striped Pattern in Photoshop
Step 1:
Open up a new document 100 pixels by 100 pixels. Make the background transparent.
Step 2:
Select the pencil tool.
Step 3:
Make sure that the square brushes are loaded. If they are not, you can load them by selecting the drop down menu for the pencil tool, then clicking the wheel icon, then clicking “Square Brushes”.
Step 4:
Using your pencil tool and whatever color you want, set the pencil size to 50 pixels and fill in one corner of your canvas.
Step 5:
Using the crop tool, crop your image so that only your square and another transparent half of the canvas that is the same size as your square remains.
Step 6:
From the navigation at the top, select “Edit” > “Define Pattern”. That’s it! Open up a new document with a background the color of your choosing, and select your pattern using the fill tool to create a striped pattern.
