A research study as Natural Dye Controlled and Applied to Karen Pattern Styles was divided to 2 main studies. The first was natural dye control by varying the condition amount of auxiliaries and mordanting process. The second study was developed and applied the natural shade color to the Karen patterns and using questionnaires as the tool for measure the customer satisfactions level. The results distributed to the target. All the results transferred to the target group at Bann Yang Nam Klad Tai Phetchaburi province. Natural dyed controlling was found the condition was reflect to shade of dye especially the primary condition of natural dye. Almost studied dyes were good using the primary condition as acid condition for Arceanut plam and Butterfly Pea the neutral condition for Sappan tree core of jack fruit tree and Ebony tree. However Curcumin was good dyeing in acid condition whereas the primary condition as neutral. The amount of auxiliary as salt was effect to deep of dye shade. The optimize stage was ranging about 10-20 g/l. Addition the pre mordanting was a good results for this research cause of forming the Chelate ring to bonding between dye and substrate. The natural dye applied into the Karen pattern was shown the modern style pattern and vast application for using and design products. The customer acceptances were good to excellent. The content distributed to the group thus it made a new knowledge occupational and immediately usage.