it's down to personal preference, but as you found those too heavy, maybe try:
Ernie ball "Not even slinky" : 12,16,24p,32,44,56 < these have a plain "G" string. i find these alright for c-standard (usually play e-standard with 10-46)
or perhaps "beefy slinky" 11,15,22p,30,42,54
may also be...