( This is Paint.net a program that's basically a hybrid between MS Paint and Gimp! This is
paint.net not
MS Paint )
For those who don't want to watch a video on it, here you go!
1. Open up Paint.net
2. Drag in your texture (If it asks to open, click open)
3. Make a new layer
4. Click the wrench (Properties)
5. Click Multiply (Just like Gimp if you've ever had it!)
6. Color!
That's the end of this screenshot tutorial