Which color has been statistically proven to be most effective on book covers for increasing sales of literary fiction titles according to a 2022 industry study?

In the publishing world, cover design and color choices significantly impact consumer perception and purchasing decisions. Major publishers invest heavily in color psychology research to optimize book sales across different genres. This trivia question explores how color theory intersects with literary marketing strategies and influences reader engagement. Test your knowledge of how color psychology has shaped successful book launches in recent years!

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Deep Blue (associated with intellectual depth and trustworthiness)
Vibrant Orange (associated with creativity and enthusiasm)
Rich Purple (associated with imagination and wisdom)
Muted Green (associated with growth and harmony)