While testing out the properties of stained glass underwater, the game suddenly went black and white, as in the images attached. I can assure you that this is not the effects of "Super Secret Settings". Attached are images that explain this effect. To replicate this, take a night vision potion, and fly around the ocean floor.
Duplicate of MC-107 - If you have not, please use the search function in the future, to see if your bug has already been submitted. If you could not find the original report, please comment with the keywords you searched for.