The冷暖 of colors

Quick answer：

The concept of 'warm' and 'cool' colors in the context of art and design refers to the perceived emotional response and visual effects that colors evoke. Warm colors, such as red, orange, and yellow, tend to evoke feelings of warmth, energy, and excitement, while cool colors, like blue, green, and purple, are often associated with calmness, serenity, and relaxation.