All green states have always voted for the Clintons, both in their three general elections (barring Puerto Rico, of course) and in their four primaries.
The red states have never voted for either Clinton, not even in 1996, as Alaska and Utah didn't hold any presidential primaries that year.
But it'll get even more interesting. Or shall I say eerier?
Spoiler alert! Click Show to show the content.
In 1812, New York and New Jersey both also voted for DeWitt Clinton.
And it's not over yet:
Spoiler alert! Click Show to show the content.
Four years earlier, George Clinton didn't manage to win any state, but he received six electoral votes, all of which, you guessed it, came from New York.