Because devotion to the form of the yidam is crucial to Vajrayana, there can be no negative aesthetic considerations. People cannot be practitioners of Vajrayana if they have prejudice against style of human manifestation.
p108, Tracts of the Sun : An Earth Orbit of Vajrayana Expressions. Ngakpa Chögyam and Khandro Déchen, Aro Books, 2022, ISBN 978-1-898185-28-4