Western Art - Same Color Illusion - A Creative Exponent of Optical Illusion

Same Color Illusion - The Conceptthe artists of the 19th century have successfully
The concept of Western Painting has manytried repeatedly to intercept this interesting
facets to it. One of the most intriguing dimensionsphenomenon and exploit it through their art
includes Same Color Illusion, also popularly knownworks.
as 'Adelson's Checker Shadow Illusion, CheckerProfessor Edward Adelson's Same Color Illusion
Shadow Illusion and Checker Shadow.' EdwardCreation
Adelson, a Professor in Vision Science, MIT,The color illusion produced by Adelson portrays a
devised it in 1995. Such color illusions can bafflematrix of black and white squares in a plane. He
our perception about colors. The fundamental oflabeled two diagonally arranged squares as 'A' and
this type of Optical Illusion is all about playing tricks'B' of 'seemingly' different shades, whereas in
with our eyesight or visionary power.reality they were the same color. When a same
Color is an energy source, an electro-magneticcolored connecting thick diagonal is drawn, the
occurrence that depends on light rays and itsillusion looks withdrawn and the blocks surface on
reflections. Every object absorbs light rays andtheir 'real' 'same' color. This factor can also be
deflects it to our eyes. Our brain cells perceiveproved, if you sample the colors with an image
this reflected energy as a special color. In illusions,edit program. Art lovers, as well as, skeptics have
brain considers a particular object, as a whole,tried to dissect the Adelson creation in Photoshop,
that is along with its complete surroundings. Thisand interestingly the squares appear to change
leads to a different from the real appearance ofcolor, as they are moved out of the shadow
the object. Color, contrast, and brightnessarena.
intensity levels are the key influencers of theThe Artworks
phenomenon. If the surrounding color of the twoMany artists have created lovely examples of
same colored particular objects is changed, theSame Color Illusion, such as the 'Mach Bands' or
varying contrast levels can make their colorthe 'Grid Illusion,' to further the concept of Optical
appearance look different. Western painters andIllusion in the purview of color illusion.