Like the style of that reticule but hate the color? think yellow reticules are as ugly as me? FEAR NO LONGER, FOR I HAVE A .ini TWEAK FOR YOU!
Find "TintModeReticuleStyle" in the UserOptions.ini file and copy and past this:
It will give you a red dot on all of the reflex/holo sights! no longer will you have to stare at the eyesore in the middle of your screen!