Update ReadMe.md

Author: neuecc

ReadMe.md

@@ -970,6 +970,10 @@ internal class ServiceProviderScopeFilter(IServiceProvider serviceProvider, Cons
 
 However, since the construction of the filters is performed before execution, automatic injection using scopes is only effective for the command body itself.
 
+Colorize
+---
+The framework doesn't support colorization directly; however, utilities like [Cysharp/Kokuban](https://github.com/Cysharp/Kokuban) make console colorization easy.
+
 Publish to executable file
 ---
 There are multiple ways to run a CLI application in .NET: