John Mann

This is used to change the header image, background color, and header link on the login page. 
Simple customization for the login page to make it more personalized.
<ol>
<li>Customize login header image</li>
<li>Customize link for that image.</li>
<li>Customize background color</li>
<li>Customize link colors and hover colors on login page.</li>
</ol>
Features: Uses new Color Picker, is localizable, uses media picker for images.

LotekMedia Custom Login

This is a plug-in to do some basic customization to the login page.

LotekMedia Custom Login vs LoginPress | wp-login Custom Login Page Customizer