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0 pointsbluGill2y ago0 comments

The US. They are mostly green, but a lot of them have a blue tint for the colorblind. I suspect other countries as well, colorblindness is very common and this is a simple adaptation.

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bigstrat20032y ago

I wouldn't call "green with a slight blue tint" a blue light, personally. That's still a green light.

bluGillOP2y ago

As someone who has trouble seeing green, often I would call them blue. I don't expect my experience is normal.

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0 pointsbluGill2y ago0 comments

The US. They are mostly green, but a lot of them have a blue tint for the colorblind. I suspect other countries as well, colorblindness is very common and this is a simple adaptation.

0 comments

bigstrat20032y ago

I wouldn't call "green with a slight blue tint" a blue light, personally. That's still a green light.

bluGillOP2y ago

As someone who has trouble seeing green, often I would call them blue. I don't expect my experience is normal.

j / k navigate · click thread line to collapse