The Geographic Flag for Gibraltar has two star of blue and yellow, that are coded to Latitude: 36 Degrees North. With these flags, colours are coded to the rainbow spectrum. Since yellow is the 3rd colour, it represents the number 3 and indigo is the 6th colour, so it represents 6. Likewise blue is the 5th colour, for five.
Thus this flag reads 5 Degrees West by 36 Degrees North. This is an apolitical flag that can be used by any nation or person. It is a scientific vexillologically "GOOD FLAG" that conveys meaning, symbolism, with a simple design.