Take a basic bonnet pattern you like. This sweet pastel pink hat pattern comes from this book:
Now pick out some colorful yarns you like...these are from my joyful crochet coat project!
Start knitting! I changed the stitch patterning a bit. Instead of moss stitch, I did garter stitch. I like garter stitch so much, but it doesn't work as well as a ribbing...I hope it still fits our new little baby cousin.
Now do a little color dance! You have made the world a brighter place!