Choosing colors that seem wrong.
But those would be the exact colors. You can check for yourself in the large photo below.
The human eye (and brain) perceives an object's color not based on its actual color, but on how it compares to the surrounding colors.
Click (or touch) a spot anywhere in the photo below and view the actual color on this page's background. Try different areas for comparison.
See how dark the whites of her eyes really are.
Go back to Illusions at heavensart.com