COLOR BLIP ERROR

[Bitcoinalexis 1]

            Blip vehicleBlip = SuspectVehicle.AttachBlip();
            vehicleBlip.Color = Color.Red;
            vehicleBlip.IsRouteEnabled = true;

Severity Code Description Project Project File Line Status suppressed
Error CS0012 The type ‘Colour’ is defined in an assembly that is not referenced. You must add a reference to the assembly ‘System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a’.   

Hello, if someone could please help me to find a solution to my problem.

[Yasd 836]

On the top of the file/ class you can add assemblies, there you write:

using System.Color;