Republicans have done far more for real civil rights for black people than democrats.
Who fought and died for ending slavery? Republicans.
Who got the 13th, 14th & 15th Amendments adopted? Republicans.
Who passed the Civil Rights Act of 1866? Republicans.
Who appointed the Chief Justice who ended segregated schools, and then sent in Federal troops to enforce it? A Republican.
Who was the Chief Justice who wrote the opinion ending segregated schools? A Republican.
Who got the Civil Rights Act of 1964 passed? Republicans (over a democrat filibuster).
When it comes to Black Codes, Jim Crow, lynchings and the KKK, the democrats own all of that 100%.
Don’t forget:
Which President put in place policies that drove black unemployment to record low levels? A Republican (the current POTUS)