Mura CMS : Mura allows you to create an extended attribute to collect a color value via a color picker. The value is stored as: rgba(x,x,x,1). You can use a number of methods to extrapolate this value into other formats as needed. Keep in mind though, that most modern browsers allow for CSS3 color values (http://caniuse.com/css3-colors), so you …

parseMuraColor.cfm

<!--- drop these methods into your Site or Theme contentRenderer.cfm --->
<cfscript>
// props: http://cflib.org/udf/RGBtoHex
public any function RGBtoHex(r,g,b){
	var hexColor = '';
	var hexPart = '';
	var i = 0;

	for (i=1; i <= 3; i++){
		hexPart = FormatBaseN(arguments[i],16);
		if (Len(hexPart) == 1) {
			hexPart = '0' & hexPart;    
		} 
		hexColor &= hexPart;
	}
	return hexColor;
}

// custom color parser
public any function parseMuraColor(muraColor='', colorFormat='', rgbaDefault='0,0,0,1') {
	var c = {};
	c.muraColor = arguments.muraColor;
	c.rgba = Len(c.muraColor) ? REReplace(c.muraColor, 'rgba\(|\)', '', 'ALL') : arguments.rgbaDefault;
	c.rgb = ListDeleteAt(c.rgba,4);
	c.hex = $.RGBtoHex(ListGetAt(c.rgba,1), ListGetAt(c.rgba,2), ListGetAt(c.rgba,3));
	return ListFindNoCase(StructKeyList(c), arguments.colorFormat) ? c[arguments.colorFormat] : c;
}
</cfscript>

<!--- Example Usage --->
#$.parseMuraColor(muraColor=$.content('someExtendedAttributeValue'), colorFormat='rgb')#