Traffic Light Signal Diagram - Red, Yellow, Green Meaning & Usage #1234808 (License: Personal Use)

This illustration depicts a conventional three-light traffic signal in vertical orientation, with the red light at the top, amber/yellow in the middle, and green at the bottom. Each circular lamp is outlined in black against a bright yellow housing, representing universal road signage standards used globally for vehicular and pedestrian control. The design emphasizes clarity, visibility, and regulatory compliance.

Used on transportation safety pages, driver education resources, traffic regulation guides, and municipal infrastructure websites; matches user intent for understanding traffic signal meanings or designing road safety content.