Mathematical theory in design The Golden Ratio is a beautifully simple piece of mathematical theory that can help make your designs feel well proportioned and pleasing on the eye. Based on the Fibonacci Sequence (which you may remember from Dan Brown's novel The Da Vinci Code), the Golden Ratio (1:1.618) describes the relationship between two proportions. This ratio forms such a common sight in nature, and it feels pleasing to the eye when we use it in our design work. It has been u...

If there's one thing as a designer I love more than typography (geeky, I know), it's colour! One of my secret weapons in the sourcing of new colour combinations for my clients is Adobe Color. I have been using the Adobe Color (formerly Kuler) website for years and now Adobe has an iPhone app that will helps capture and share any shade of the rainbow. As with the website, you can try out, create, share and save various colour schemes, each of which consists of a set of five colours...