Why is Mr Krabs red?

Online Answer
When designing Mr. Krabs, Hillenburg drew inspiration from his former manager at a seafood restaurant. According to Hillenburg, his manager was redheaded, muscular, and a former army cook.
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When designing Mr. Krabs, Hillenburg drew inspiration from his former manager at a seafood restaurant. According to Hillenburg, his manager was redheaded, muscular, and a former army cook.