It's actually not a very valid take at all. It is VERY clearly not black I suggest your monitor is extremely poorly calibrated if it appears so. It not only isn't a crescent its not even a vaguely crescent shaped object. In Muslim iconography the crescent is a moon an object in the foreground not the background formed by putting any circular item offset inside any other.
It seems to be an extremely dark purple, on a white background it's genuinely indistinguishable from black.
> it isn't a crescent, cuts off at the bottom.
Which is close enough to a crescent for
> resembles islamic flags
to be a perfectly valid take.