Feminist flags typically have purple field. The color was introduced as a symbol of feminism in the 1970s as a tribute to the suffragette movement from the beginning of 20th Century,[1] for it was used on their flags in the United Kingdom and in the USA.
I saw this flag used in a pro-feminist demonstration in Istanbul, Turkey, c. July 2021, but I do not know whether or not its use is limited just to Turkey. Maybe its use is widespread; I just have not seen it before. William Garrison, 3 August 2021 Source:
Multi-colored pro-feminist flag used during demonstration in Istanbul, Turkey; c. July 2021: https://www.tagesschau.de/ausland/asien/istanbul-konvention-107.html
Purple flags with multiple female symbols in various colors might be used in Turkey only, but purple flags with a single white female symbol are not limited to Turkey - they are also used in Spain, and probably in other countries as well. Examples from Spain include:
Shape and size of the symbol may vary somewhat, as well as the shade of purple, but the basic design is the same, so it can be considered the same flag. Tomislav Todorović, 6 August 2021