Subliminal message to [their] sheep.
[They] did it for this reason.
Purple combines the calm stability of blue and the fierce energy of red. The color purple is often associated with royalty, nobility, luxury, power, and ambition. Purple also represents meanings of wealth, extravagance,
Blue represents both the sky and the sea, and is associated with open spaces, freedom, intuition, imagination, expansiveness, inspiration, and sensitivity. Blue also represents meanings of depth, trust, loyalty, sincerity, wisdom, confidence, stability, faith, heaven, and intelligence