I ended up with blue specs as well, although I use lime green for overlays. I generally use either blue or green when I'm setting up colour schemes on my computer I've got ME/CFIDS and Meares-Irlen, although I suspect the Meares-Irlen may have been caused by the ME, one of my eye specialists said that 90% of people with ME have eye problems like mine.
Yes, I get some funny looks when I go out with my blue glasses on! They (mostly( stop me from getting weird and nasty symptoms from fluorescent lighting, so I have to wear then whenever I'm going to shops. I get particularly odd looks when it's dark outside, or in the middle of winter.