Red and orange are a fitting Halloween pair, as the Celts would use bonfires to celebrate the changing of seasons and years, ...

With many different associations and connotations, there are 5 colors that represent fear, including black, purple, gray, ...

These flags often represent countries that value unity, resilience and, in some cases, socialist or communist ideals. Red, a color often symbolizing revolution, sacrifice or courage, paired with ...

Red, yellow, violet— fire hydrants come ... Certain colors are meant for different types of fires. Each color represents a different GPM or Gallons Per Minute. Higher GPMs are meant for larger ...