The Demo Site

You go to the steps:

• Log in to Blogger with your ID.

• Select Layout, then click Edit HTML.

• Back up your template first if afraid to fail.

• Find the code below:

.post h3 {
margin:.25em 0 0;
padding:4px 4px 4px;
font-size:140%;
font-weight:normal;
line-height:1.4em;
color:$titlecolor;
background:#0066CC;
border:0px solid #C3D9FF;
}

.post h3 a, .post h3 a:visited, .post h3 strong {
display:block;
text-decoration:none;
color:$titlecolor;
font-weight:bold;
}

• Copy the code below and paste the code right under the red

.post h3 strong, .post h3 a:hover {
color:$textcolor;
background: #003366;

• Change the color code is red with the color code you like

• Click Save Template button.

• View your blog now.

source : http://epg-studio.blogspot.com/2009/07/background-judul-post-berubah-warna.html