WordPress Theme Raindrops

You can change link colors on Raindrops

Add your themes style.css last line below examples

( This will be changed link colors red )
[css]
.entry-content a:link,
.entry-content a:active,
.entry-content a:visited,
.entry-content a:hover{
color:#f00;
}

.entry-title a:link,
.entry-title a:active,
.entry-title a:visited,
.entry-title a:hover{
color:#f00;
}

.posted-on a:link,
.posted-on a:active,
.posted-on a:visited,
.posted-on a:hover{
color:#f00;
}
.entry-meta-default .entry-date{
color:#f00;
}/*single.php*/
.entry-meta-default .author a{
color:#f00;
}/*single.php*/

.post .entry-meta,
.entry-meta a:link,
.entry-meta a:active,
.entry-meta a:visited,
.entry-meta a:hover{
color:#f00;
}

.rsidebar a:link,
.rsidebar a:active,
.rsidebar a:visited,
.rsidebar a:hover{
color:#f00;
}
.lsidebar a:link,
.lsidebar a:active,
.lsidebar a:visited,
.lsidebar a:hover{
color:#f00;
}

.lsidebar .widgettitle,
.rsidebar .h2{
color:#f00;
}
#wp-calendar{
color:#f00;
}
.raindrops-comment-link em,
.raindrops-comment-link a:link em,
.raindrops-comment-link a:active em,
.raindrops-comment-link a:visited em,
.raindrops-comment-link a:hover em{
color:#f00!important;
}

#nav-above .nav-previous a,
#nav-above .nav-next a,
#nav-below .nav-previous a,
#nav-below .nav-next a{
color:#f00;

}
.logged-in-as a:link,
.logged-in-as a:active,
.logged-in-as a:visited,
.logged-in-as a:hover{
color:#f00;
}
[/css]