Fluorescent yellow is a bright, vivid color that appears to glow under ultraviolet light. It is often used in safety equipment, such as high-visibility clothing and road signs, because it stands out in various lighting conditions. This color is created by mixing yellow pigments with fluorescent dyes, enhancing its brightness and visibility. In the color spectrum, fluorescent yellow is situated between yellow and green. It is commonly associated with energy and alertness, making it popular in art and design. The intense hue can evoke feelings of excitement and attention, which is why it is frequently used in advertising and promotional materials.