I really like how Duminda Perera showcased color palettes in “Minimalist Color Palettes 2015“.
I decided to use this technique with the color theme of my wedding.
It is entirely built using HTML, CSS and SVG. Click the image below to render it in full screen, and see the code in codepen (or gist). The background is a merge of gradient, blur and subtle noise using advanced SVG filters, which is rather CPU-intensive.
Download it as a wallpaper here