Mai Thúc Loan
... that the title Mai the Black Emperor (Mai Hắc Đế) of Mai Thúc Loan came from his distinctively dark complexion?
... that the title Mai the Black  Emperor (<i id="mwCAM">Mai  Hắc Đế</i>) of <b id="mwCAQ"><a href="./Mai_Thúc_Loan" id="mwCAU" rel="mw:WikiLink" title="Mai Thúc Loan">Mai Thúc Loan</a></b> came from his distinctively dark  complexion?