Color change of osmotic dehydrated purple sweet potatoes that infused with CaCl2 has shown in Figure 5. Overall, a decreased trend of color was found in osmotic dehydrated purple sweet potatoes that infused with CaCl2. Lightness values of potatoes were tend to increased was found in the potato samples storage at 4˚C . On the other level, Hue and chroma (H*, C*) values of potatoes were tend to color decreased. Color shown significant changes after different temperature storage in potatoes. Osmotic Dehydrated purple sweet potatoes could able withstand for 25 days under low-temperature storage. Whereas, room temperature storage was not successful on extending the shelf life (10 days) of potatoes due to microbial growth.