Norby is an American sitcom television series that aired from January 5 until April 6, 1955 on NBC in color. RCA's color system wasn't used until the fall of 1954. This is the first color show that I'm aware of.
1999
2004
2020
1952
2018
1959
1996
1992
1978
2024
2000
2013
1995
1949
2006
2022
2011