Indeed. I replaced both bulbs following the instructions linked earlier in this thread and using these bulbs: https://www.ecstuning.com/b-osram-sylvania-parts/cbi-cool-blue-intense-d1s-hid-bulb/66140cbi~osr/
Funny, I got this exact same issue come up just two days ago on my 2011 GTI but on the right side. It’s a weird pinkish purple hue.
two words: tight. space.