Friday, December 13, 2013

It's all relative ...

Phil Plait's graphic explanations of this example of the Cornsweet Illusion  and this this blue and green spiral will resonate with quilters, and anyone working with colour, values, tones and tints.

Take the simple test and see how our eyes (or is it our brains?) deceive us in the Cornsweet example. We've all seen the Cornsweet Illusion at work in quilts.

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