Question

If you stare at a pure yellow colour patch for more than 20 seconds, which of the following would be created in the afterimage?

• A. Violet
• B. Brown
• C. Red
• D. Green

Hint:

After staring at a color, the afterimage will often be the complementary color on the color wheel.

Answer 1

The Correct Option is A

Step 1: Understanding afterimages.
After staring at a bright color for a while, the complementary color of the stimulus is perceived when you look at a neutral background. For yellow, the complementary color is violet.

Step 2: Conclusion.
The afterimage of yellow is violet, so the correct answer is (A).