As we honor the Rev. Martin Luther King Jr.’s birthday this Monday with a federal holiday, there will be programs, pageantry and celebrations for a man who expressed a powerful dream in 1963 on the steps of the Lincoln Memorial. But that dream remains largely unfulfilled. King’s dream was one of a colorblind society; he challenged America to live up to its founding promises of freedom, equality and justice for all. In spite of a record 62 Black members serving in Congress and Black mayors leading major cities — Chicago, New York, Los Angeles and Philadelphia — Black Americans face inequalities…