Caligosexual

Caligosexual is a sexuality of the asexual spectrum in which one feels attraction that is very weak or vague, almost nonexistent, like a vapor, fog, or mist.

Flag
Muted colors are used to represent the mist. The triangle uses the asexual flag colors but with a muted bottom stripe.

An alternate flag was coined by FANDOM user Welphereiam on January 6th, 2021. Another alternate flag was coined by a user going by Adora on January 6th, 2021. The cloud represents the foggy feeling of attraction.

Resources
https://lgbta.wikia.org/f/p/4400000000000075227

https://lgbta.wikia.org/f/p/4400000000000075168