Right to participate in cultural life 

The right to participate in cultural life is enshrined in Article 27 of the Universal Declaration of Human Rights.

In cases of violations of this human right (explained here),

All persons may turn to the these organs/institutions:

Human Rights Committee (if the optional protocol is ratified by the state)

Committee on Economic, Social and Cultural Rights

Children under 18 years may turn to:

Committee on the Rights of the Child

Women may turn to:

Committee on the Elimination of Discrimination Against Women

Migrants may turn to:

Special Rapporteur on the human rights of migrants

Migrant workers may turn to:

Committee on the Protection of the Rights of All Migrant Workers and Members of their Families

Indigenous people may turn to:

Special Rapporteur on the situation of human rights and fundamental freedoms of indigenous people

Teachers, students, researchers, artists, writers, journalists may turn to:

UNESCO (Committee on Conventions and Recommendations