DIY Striped (Ribbon) trim sheet tutorial!

I guess I was inspired to do this project a loooooong time ago. Back in my early days of blogging (or Pinterest-ing, maybe) I came across this image, of Sasha Alder in the perfect white, grey, and bright yellow bed. I am sure this image from March 2010 House Beautiful inspired many tufted headboards, black lampshades in bedrooms, and yellow/grey combos. But for me, what stuck out was the bold