There is sometimes a name for that too: a racial housing covenant. When the California legislature passed a law outlawing them in 1963, the initiative process

There is sometimes a name for that too: a racial housing covenant. When the California legislature passed a law outlawing them in 1963, the initiative process was used the next year to pass Prop. 14, which specifically allowed racial covenants in transferring housing. It passed with 67% of voters approving it.