I need to create a function in python to generate a number in hex from 00:00:00 to FF:FF:FF the output can be a string but always formatted 6 char separated by ":" so it should look like this:
0 = 00:00:00
1 = 00:00:01
...
2816 = 00:0B:00
...
16777214 = FF:FF:EF
16777215 = FF:FF:FF