The quality of quality has always been the main concern for urban design has been proposed to describe the qualities of urban design. Two of the main qualities that have always been subject to urban designers are safety and readability. The importance of safety and readability in the night of the city, which is one side of the dark time and the presence of humans in urban spaces and leisure time, is more colorful. in this regard, the present paper outlines the two components and has introduced the urban landscape and its constituent elements and components. Then, the city's nightlife is defined as two of the principal qualities of the city overnight, and the main objectives of each of these components are explained and the main objectives of each of these components are explained and the role of each of these components is explained in these components. Finally, as the main purpose of the research, the main objectives and the role of each component and the elements of the urban night landscape in the safety and elements of the night aspect is summed up.