What are the visual elements present in the image?

The image displays a close-up view of what appears to be a staircase. The treads of the stairs are textured and a greenish-gray color, with a speckled appearance, suggesting they might be made of concrete or a similar material. The risers and edges of the steps are a lighter, smoother turquoise or teal color. In the foreground, the lower part of a person's leg is visible, wearing dark pants and white shoes. The perspective is looking down the stairs.