File:Optical grey squares orange brown.svg

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Original file (SVG file, nominally 344 × 269 pixels, file size: 13 KB)

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I think the luminance of the orange needs to be turned down for this to work properly

Summary

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Description
English: Optical illusion.

Both circles and both squares are the exact same color: HEX#D18600, HEX#707070.

A color picker can be used for verification.
Date
Source Created from en:File:Optical grey squares orange brown.png which in turn was derived from File:Optical.greysquares.arp.jpg
Author user:JunCTionS (based on source)
Other versions See also File:Grey square optical illusion.svg for the SVG version for the original JPG


Licensing

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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

File history

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Date/TimeThumbnailDimensionsUserComment
current02:49, 10 April 2007Thumbnail for version as of 02:49, 10 April 2007344 × 269 (13 KB)JunCTionS (talk | contribs)Optical illusion. Both circles are the exact same color( HEX#D18600 ), and both squares containing them are also the exact same color ( HEX#707070 ). A color picker can be used for verification. created from this image: [[en:Image:Optical

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