Purpose
You can easily change the SharePoint branding text that appear in the left corner of you site thanks to this powershell code
PowerShell Snippet
Add-PSSnapin Microsoft.SharePoint.PowerShell -erroraction SilentlyContinue
$webApp.SuiteBarBrandingElementHtml = "Larry's Microsoft Technologies Blog"
$webApp.Update()
Following this example you can also change the background color using CSS :
/* Modification couleur de la barre d'application */
/*Modification de la couleur du texte de la barre d'application */
#suiteBarLeft
{
background-color: rgb(229,226,221);
color: rgb(0,0,0);
font-weight:bold;
padding-left:5px;
}
This is the final result with suite bar color modification and brand text changing.