From the first article of the first charter:
> 2. To develop friendly relations among nations based on respect for the principle of equal rights and self-determination of peoples, and to take other appropriate measures to strengthen universal peace;
> 3. To achieve international co-operation in solving international problems of an economic, social, cultural, or humanitarian character, and in promoting and encouraging respect for human rights and for fundamental freedoms for all without distinction as to race, sex, language, or religion; and To be a centre for harmonizing the actions of nations in the attainment of these common ends.
Democracy or not they do not belong on the UN Human Rights Council.