<meta name="apple-mobile-web-app-status-bar-style"/>

The <meta name="apple-mobile-web-app-status-bar-style"/> tag in HTML 5

The apple-mobile-web-app-status-bar-style meta tag specifies the style of the status bar for a mobile app. This is relevant only if the <meta name="meta-apple-mobile-web-app-capable"/> tag with content="yes" is also included.

<meta name="meta-apple-mobile-web-app-status-bar-style" content="default"/> (default)
The status bar color is the normal gray gradient and it does not overlap the HTML content.
<meta name="meta-apple-mobile-web-app-status-bar-style" content="black"/>
The status bar is black and does not overlap the HTML content.
<meta name="meta-apple-mobile-web-app-status-bar-style" content="black-translucent"/>
The status bar is translucent black and overlays a small strip at the top of the HTML content.