OOC sent by an admin will have a different color (#3117)

* Admin OOC is sent with a different color than regular OOC

- Also adds the OOC color to the database

* Command to set the color

* Ooc -> OOC

* Change default color to Red (`#ff0000`)

* Outdated namespace

Content.Server/Database/ServerDbManager.cs

@@ -14,6 +14,7 @@ using Robust.Shared.Configuration;
 using Robust.Shared.ContentPack;
 using Robust.Shared.IoC;
 using Robust.Shared.Log;
+using Robust.Shared.Maths;
 using Robust.Shared.Network;
 using LogLevel = Robust.Shared.Log.LogLevel;
 using MSLogLevel = Microsoft.Extensions.Logging.LogLevel;
@@ -32,6 +33,8 @@ namespace Content.Server.Database
 
         Task SaveCharacterSlotAsync(NetUserId userId, ICharacterProfile? profile, int slot);
 
+        Task SaveAdminOOCColorAsync(NetUserId userId, Color color);
+
         // Single method for two operations for transaction.
         Task DeleteSlotAndSetSelectedIndex(NetUserId userId, int deleteSlot, int newSlot);
         Task<PlayerPreferences?> GetPlayerPreferencesAsync(NetUserId userId);
@@ -151,6 +154,11 @@ namespace Content.Server.Database
             return _db.DeleteSlotAndSetSelectedIndex(userId, deleteSlot, newSlot);
         }
 
+        public Task SaveAdminOOCColorAsync(NetUserId userId, Color color)
+        {
+            return _db.SaveAdminOOCColorAsync(userId, color);
+        }
+
         public Task<PlayerPreferences?> GetPlayerPreferencesAsync(NetUserId userId)
         {
             return _db.GetPlayerPreferencesAsync(userId);