Proposing a Method for Analyzing the Color Facade and adopting it as Pattern in Historic Urban Space's scape Case Study: Naghsh-e Jahan Square of Isfahan

Color as an environmental stimulus is considered as the means for expression of human feelings while reflecting various culture of aspects. Recognizing the characteristics of colors in urban landscape and optimizing their application together with developing responsive urban environments and spaces is major of concern. The concept of color on façade has been and is an inseparable aspect in city planning, because human needs aesthetics. There exist valuable historic urban spaces in Iran where each serves as a unique entity as to formation of an appropriate mosaic. Studies run on the aspect of façade color propose patterns in harmonizing contemporary urban spaces. The objective here proposes a method to analyze façade color and its patterns in urban spaces which include historical structure. The major question of this study is: How the information on environment color concept can be codified by applying modern digital technologies. The method adopted in this study is of analytic descriptive. In this study, the theoretical foundations and history of façade color concept and applied the common methods are analyzed through a combination of digital tools and image processing software. Naghsh-e Jahan Square is selected based on its historical background and its specific importance as a desirable urban space. Attempt is made here to assess the method adopted in our subject area and present the practical implications. The color system applied in this study is CIELab and the method of color strip is applied in the analysis section. The findings indicate that selecting color in harmony with climate in Naghsh-e Jahan Square is an appropriate measure in overcoming to the color problem in urban spaces. These selected colors, in terms of their attribution and characteristics, are in harmony and represented the main colors of the subject space façades. It is observed that the group of complementary color in harmony with the main colors of the background is applied to create qualities like diversity and visual richness, legibility and emphasis on the landmarks and building entrances in an excellent composition.