I have Gradient / Vanishing problem in indesign or even photoshop, simlply i made gradient in indesign & copy another 2 , when i look all gradient, it little bit different from upper side, 1st, is litter than 2nd, & 2nd litter than 3rd, even it appear same on plate & in printing, you can feel very much difference in megenta, I don't understand what is problem, If anybody know please guide me, in this situation , look my attach picture
It is probably your eyes decieving you. Could also be a combination of your screen is sensitive sensitive to view angle.
In first you are contrasting the top of gradient to the white paper.
In second you have a yellow area.
In third you have the two above images, that your perception is relating to.