Did You Know Some People Used to Dream Only in Black and White, and Old TVs Might Be the Reason?

Posted on Jul 13, 2026

tl;dr: Many people used to dream exclusively in black and white, and scientists believe this was largely due to growing up with black and white television and movies, which influenced how their brains generated dream colors. As color media became prevalent, dream color perception shifted.

Hey there! Ever wonder about the wild, vibrant world inside your head when you’re asleep? Most of us today would probably say our dreams are in full, glorious color, right? Like a movie playing in our minds, complete with all the hues of the rainbow.

But here’s a really cool, almost mind-bending tidbit: that hasn’t always been the case for everyone! Believe it or not, studies from the mid-20th century (think the 1940s and 50s) showed a significant portion of the population reported dreaming exclusively or predominantly in black and white! We’re talking about a whopping number of people whose dreamscapes lacked any color at all. Can you imagine?

What’s even wilder is that as the decades went on, that percentage started to drop dramatically. Fast forward to today, and very few people report only dreaming in black and white. So, what changed? Well, the leading theory is absolutely fascinating: it’s all about television and other media exposure.

Think about it. Back then, television was brand new, and black and white movies were the norm. Researchers believe that growing up immersed in black and white media—watching those classic films and early TV shows—actually influenced how people’s brains constructed their dream imagery. Our brains learn to perceive and represent the world around us, and it seems that extended exposure to monochromatic visuals could have trained the brain to render dreams without color.

As color television became widespread and the primary form of entertainment, especially for children and young adults, people started reporting more and more color in their dreams. It’s like our brains adapted to the new, colorful reality presented to them. It’s such a cool example of how our external environment, even something as seemingly simple as the technology we consume, can subtly yet profoundly shape our inner experiences, right down to the very colors of our subconscious world when we’re tucked away in dreamland! Pretty neat, huh?