Black 50% grey dot in the black dot collesting and 10%, the difference between the two there is a striking difference in brightness, the color of the resulting from the chromotropic elemnentary.

• 不暗色50%25网点灰色块不收在不暗色的实不天和10%25网点的境况边，可发觉到两者的亮度有澄辉的不同，这些都是由于颜色的错觉所引 起的变色甘休。