COLOR BLIND
You’ve got a high IQ if you can figure out why the letters appear to change colors in tricky purple optical illusion
Color perception can often be in the eye of the beholder
THIS intriguing challenge might send you cross-eyed.
But the strain might be worth the pain in this tricky purple optical illusion.
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If you can figure out why the letters appear to change colors you could have a high IQ.
Only smart cookies like you can work out brainteasers like these because they are challenging.
An eye expert can reveal what causes the letters in this task to change colors.
Color perception can often be in the eye of the beholder, which was certainly the case with a mid-2010s phenomenon.
A dress's perceived color - was it black and blue or white and gold? - sparked a huge reaction on social media.
The discussion originated in a Facebook post and exploded all over the internet.
Within a week, there were more than 10 million tweets about the dress.
Your eyes might play similar tricks in this image produced by .
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It appears to show letters changing color at first glance, however this is just our brains playing games on us.
While the letters move across the different shades in the background, the letters remain the same color.
Everyone sees the sea of dogs - but you've got 20/20 vision and high IQ if you can pick out the corgi in 10 seconds
It is no wonder this mind-boggling optical illusion can easily baffle viewers.
But to prove it, you can take a look at the still images below.
It is clear just how much our brain can be easily influenced by the way it judges brightness and color.
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But this may seem like a different variation of the original color.
This game is messing with your brain for sure. It is no wonder this mindboggling optical illusion can easily baffle viewers.
Our brains can be easily influenced by how they judge brightness and color.
HOW DOES IT WORK?
Roshni Patel, Optometrist and Head of Professional Services at , said this type of optical illusion can fool people.
“We have cells in our retina, one called cones which judge color and the other rods which judge brightness," he said.
"They then pass information through signals via the optic nerve to the brain, where it then tries to figure out what we are seeing by what signals it receives.
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"Certain exposure to brightness, patterns, and colors can impact perceptions and that is what occurs when we see this color saturation optical illusion.”
If you have had enough biology lessons for one day, how about having a go at another brainteaser?
We have plenty for you to choose from every imaginable subject matter.
No matter your age, ability, or level of patience, there is a puzzle to challenge you.
Everyone can see the stage in this challenge, but can you spot the bucket hat?
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If you can find it in under two minutes, you have a high IQ.
This image depicts a busy festival scene. The typical sights of a summer festival are all present in this puzzle.
Viewers have to look past the tents, stage, fans, and greenery to spot the solo bucket hat.
This tricky brain teaser has been created by the team at .
If you are struggling to find the bucket hat, look at the right-hand side of the picture.
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Can you see two men standing next to a camping table? Study hard because this is where you will find it.
Are you ready to throw in the towel? We have circled the hiding place below. Better luck next time.
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