[Threshold]

This value needs to be a hex value, in this case:
0x00FF00FF, rather than 00FF00.

pawn Код:

SendClientMessageToAll(0x00FF00FF, "Los Sontos Ferry News: The Ferry Is Moving To Dream Land Now!");

Read more here: https://sampwiki.blast.hk/wiki/Colors
and here: https://sampwiki.blast.hk/wiki/SendClientMessageToAll