Formal & Official Contexts: This is where the term is most at home. It is standard language in news broadcasts, government documents, and formal speeches to convey seriousness and an official, unwavering position.
Business & Corporate World: In business, a leader might be praised for being 旗帜鲜明 on the company's strategic direction or ethical policies. It implies decisiveness and strong leadership. For example, a CEO might say, “On the issue of data privacy, our company's stance must be 旗帜鲜明.”
Personal & Social Life: While less common in casual chat, it can be used to describe someone's character. If a friend always speaks their mind on important social or moral issues without hesitation, you could describe them as a person who is 旗帜鲜明. It's a high compliment, suggesting they have integrity and courage.
Connotation: The connotation is almost always positive. It praises clarity, strength, and conviction.