Stoplight Status Indicators

stoplight.css

<style>
.ms-vh-div[DisplayName="Cost"],.ms-vh-div[DisplayName="Scope"],.ms-vh-div[DisplayName="Time"],.ms-vh-div[DisplayName="Overall"] {
	font-size:15px;
	font-weight:bold;
	font-color:black;
	text-align:center;
}
.ms-vh-div[DisplayName="Edit"]

{display:none;}
</style>

StoplightCalculatedColumnFormula

="<DIV style='font-weight:bold; font-size:40px; color:"&CHOOSE(LEFT([Cost KPI],1),"green","yellow","orange","red")&";'>●</DIV>"

StoplightCalculatedColumnIMAGEFormula

=IF([Overall KPI]="1 - Green","<img src='https://sharepoint.contoso.org/SiteAssets/Green.gif' border='0'/>",IF([Overall KPI]="2 - Yellow","<img src='https://sharepoint.contoso.org/SiteAssets/Yellow.gif' border='0'/>",IF([Overall KPI]="3 - Orange","<img src='https://sharepoint.contoso.org/SiteAssets/Orange.gif' border='0'/>",IF([Overall KPI]="4 - Red","<img src='https://sharepoint.contoso.org/SiteAssets/Red.gif' border='0'/>",""))))