When you have saved username and password for some site Chrome will autofill that username and password, but if you try to get the value for the password input field it is e
To me none of this solutions seemed to work.
I think this is worth mentioning that if you want to use it for CSS styling you sould use -webkit-autofill property like this:
input:-webkit-autofill~.label,
input:-webkit-autofill:hover~.label,
input:-webkit-autofill:focus~.label
input:focus~.label,
input:not(.empty)~.label {
top: -12px;
font-size: 12px;
color: rgba(0, 0, 0, .4);
font-weight: 600
}