how to change highlight color on website

::-moz-selection { 
background-color: #BA9EB0; 
color: #ffffff;
}
::selection {
background-color: #BA9EB0;
color: #ffffff;
}

/* Change Selection Text Color When Highlighting */ 

::-moz-selection { background-color: #476f30; 
color: #fff; } 
::selection { background-color: #476f30; 
color: #fff; }