Re: Blood Sugar Tatoo! Home › Forums › Blood Sugar Tatoo! › Re: Blood Sugar Tatoo! 26 January, 2011 at 6:01 pm #8029 lizzParticipant Ok, just read it, orange and purple… a sun which sets? I think it should have a ‘normal’ colour BG in the design as a control, so under different lighting conditions you aren’t thinking it’s correct or falling when it isn’t…