Would I finally be able to see bright brown?
It's called orange. Much like bright gray is called white, and bright teal is called turquoise.
Light brown is called tan. Dark and light oranges exist too and they’re not exactly the same as brown.
See Technology Connections' video about Brown: https://www.youtube.com/watch?v=wh4aWZRtTwU
He says brown is perceived when you see an orange-wavelength light that is significantly darker than its surroundings, providing the necessary context for your brain to interpret it as brown.