Very quick Xamarin How-To this week with a simple converter. Alternating row colours in a CollectionView is quite often a design requirement and I wanted to create a simple, reusable converter to solve this. The Converter using System; using System.Globalization; using System.Linq; using Xamarin.Forms; namespace XhtCollectionViewAlternatingRowColor.Converters { public class IndexToColorConverter : IValueConverter { public Color