​Haint paint, also known as "haint blue," an explanation.

Haint paint, also known as "haint blue," is a type of paint traditionally used in the Southern United States to paint porch ceilings, window frames, and doors. It is a pale blue-green color that is believed to ward off evil spirits or "haints" according to folklore. The term "haint" is derived from the word "haunt." The paint is said to mimic the color of water, which is believed to deter insects and prevent them from entering the home. Haint paint is still used today for its aesthetic appeal and cultural significance in some regions.

Haint paint has a long history in the Southern United States, particularly in states like South Carolina, Georgia, and Louisiana. It is commonly associated with the Gullah Geechee culture, which is a distinct African American culture that developed in the coastal regions of these states. The origins of haint paint can be traced back to African traditions and beliefs. In West African cultures, it was believed that spirits or "haints" could not cross bodies of water. Haint paint is typically a pale blue-green color, although shades can vary. The exact shade of haint paint can differ from region to region and even from house to house. Some common shades include light blues, mint greens, and pale aquas. The paint is usually applied to porch ceilings, window frames, and doors, but it can also be used on other exterior surfaces. 

The purpose of haint paint is twofold. First, it is believed to ward off evil spirits or haints. According to folklore, these spirits are unable to cross or enter a space painted with haint paint because they mistake it for water. This belief is rooted in the idea that spirits cannot cross bodies of water, as mentioned earlier. Second, haint paint is thought to deter insects. The color of haint paint resembles water, and insects are believed to be tricked into thinking it is a body of water. This is said to prevent them from entering the home or porch area. 

In addition to its practical purposes, haint paint has become a cultural symbol and a popular design choice. Many homeowners in the South continue to use haint paint for its aesthetic appeal and to honor the traditions and folklore associated with it. 

Overall, haint paint is a unique and culturally significant aspect of Southern architecture and design. It reflects the blending of African and American traditions and continues to be appreciated for its beauty and historical significance.