1. Open up the background you want to use.
2. colorize it(if it hasnt been already)
3. select a few parts with the lasso tool(use "add to selection to do more spots)
4. right click the selection and go to feather. enter 20 to 25.
5. colorize the selection.
OPTIONAL: repeat steps 3 to 5 as many times as wanted and get more than 2 colors.
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