The picture of black and white makes the 'color' more controversial

The photo suddenly became the focus on the forums when some people claimed to be black and white, while others said seeing many colors like red, yellow, green .

On July 26, a series of photos shared by Kolyvind Kolas account on Patreon page attracted the attention of many people and became the focus of controversy on the forums.

Question 'What color is the photo?' Get many different answers.

Most netizens say they see many colors like red, blue, yellow . in the picture. Others say that except for colored tiles, the image is only white, black and gray.

The photo "color" is shared by the netizens in the past days.(Photo: Kolyvind Kolas).

'At first it will look like a lot of colors but if you look carefully, only one gray color,' @yulibe commented.

And @drawndark wrote: 'If you see many colors, congratulate you on joining the normal majority. If you only see 1, 2 colors, you are extraordinary, or you are abnormal '.

However, according to Kolyvind Kolas, the photos he shared were black and white. This person said he just painted more colored lines on the photo.

"The image above is a test of color contrast. A color grid is overlaid on the image, which is gray in many shades.

Our brains are fooled and fill gray cells with different colors even though they're not there, "the man wrote.

Netizens argued about the colors of the photos.(Photo: Kolyvind Kolas).

This is not the first time a photo has emerged that has caused the online community to "split up" and argue.

Previously, a similar picture was shared by Dr. David Novick of the University of Texas (USA) on personal page "causing storms" for several days.

Most netizens see two different colored balls but in fact they are the same color.

It is the polka dots that change color above the two balls that deceive people.

Dr. Novick's picture is an example of a classic illusion called Munker.(Photo: David Novick).

The photo of Dr. Novick, named him "Fireworks" , is an example of a classic illusion called Munker.

According to Danish professor Michael Bach, Munker illusion reveals that when we are aware of the color of an object, we are often dominated by the surrounding colors.

1. 18 optical illusions make you crazy
2. 3 audio illusions certainly you have never known