An online tool has been developed which tests your colour perception to tell you how good your eyesight really is. It uses charts, wheels and octagons to spot any flaws in your ability to tell apart ...

Being able to perceive a wide spectrum of colors takes more than great eyesight. Your color perception depends on several factors, including your color vocabulary, your home country, and the languages ...

It's something that most of us learn as toddlers. But a new test will have you questioning everything you thought you knew about colours. As the name suggests, The Colour Matching Game tasks you with ...

For the Visual Perception test, in fact, there are many ways, but practising optical illusions in a daily routine improves ...