blind_recipient_effect

blind_recipient_effect = {
	scope:recipient = {
		if = {
			limit = { scope:actor = { is_ai = no } }
			add_trait_force_tooltip = blind #This is because we want to show a blinded portrait it prison.1020 for players, then we add the trait in the immediate but we still want a tooltip
		}
		else = {
			add_trait = blind
		}
		torture_memory_effect = {
			VICTIM = scope:recipient
			TORTURER = scope:actor
			TYPE = blind
		}
		add_character_modifier = {
			modifier = recently_blinded
			years = 1
		}
		blind_castrated_disfigured_recipient_support_effect = yes
	}
}

As written in game/common/scripted_effects/00_interaction_effects.txt.