Jeremy Moody had to chase down a lot of disparate elements to cobble together the definitive Lego color chart, which is like the Pantone color chart, but slightly geekier. There are 182 different pieces in all, each with its own unique color. While some of them may look similar, Moody has distinguished between the ‘lime green’ and the 'pastel green’ to show off the entire range of colors Lego fans can use—key information for collectors. After all, it’s important to know your palette before you set out to make your masterpiece.