Image of color advance and retreat sensation

Quick answer：

The concept of color advance and retreat sensation refers to the visual perception where colors appear to move forward or recede in a painting or visual artwork. This effect is often achieved through techniques such as color temperature, value contrast, and brushwork. Artists may use warm, light colors to create a sense of advancement, while cool, dark colors can convey a sense of recession. This phenomenon is important in the study of color theory and art history.