Check out this portion of the Sectional Aeronautical Chart legend, found on page 1-1 of the testing supplement that remote pilots need to reference during the FAA’s Aeronautical Knowledge Test. This shows you what colors match up with what airspace classes. Bottom line—if you’re flying in...
To reduce the risk of inflight collisions between autonomous aircraft and uncontrolled visual piloted aircraft, bright exterior colors, fluorescent paint, and contrasting designs can be effective. Determining the “best” color for visual detection depends on the viewer’s angle, the time of day, th...