It's alluding to https://en.wikipedia.org/wiki/Color_psychology

For example, how https://en.wikipedia.org/wiki/Baker-Miller_pink is used in prisons to foster a less violent culture among the prisoners.

"voices making the world a better place" is referring to Martin Luther King, Jr.

What the words mean is that you can feel good about yourself and believe that you are "standing with" the oppressed flavor of the month, "resisting" whatever is to be resisted today, and generally be an "ally" by using the products and services of corporations that say these words.

It's like landing at Normandy, but from the comfort of your living room.