One other small filesize hack for pretty background images is to use primitive (https://github.com/fogleman/primitive https://github.com/fogleman/primitive) to

One other small filesize hack for pretty background images is to use primitive (https://github.com/fogleman/primitive https://github.com/fogleman/primitive) to make stylized SVGs. I use it for https://goodfeels.net https://goodfeels.net for the hero header image.