All the Deion Sanders haters need to get off the coach's head ... so says Al Sharpton, who tells TMZ Sports Prime had every right to leave Jackson State for Colorado earlier this month.
"I think that a lot of us had such pride in him being at an HBCU that we forget that people make personal decisions," the civil rights activist told us this week in New York City ... "And they have the right to do that."
Of course, there have been a lot of mixed reactions to Sanders' move to Boulder .