CFLib.org – Common Function Library Project

Description:
Simply place RandomColor() anywhere you want a truly random HTML color. Fun for the whole family!

Return Values:
Returns a string.

Example:

<cfoutput>
<table border=1 cellspacing=0>
  <tr>
<cfloop from=1 to=10 index="z">
    <td bgcolor="#RandomColor()#">&nbsp;</td>
</cfloop>
  </tr>
  <tr>
<cfloop from=1 to=10 index="z">
    <td bgcolor="#RandomColor()#">&nbsp;</td>
</cfloop>
  </tr>
</table>
</cfoutput>

Parameters:

No arguments.

Full UDF Source:

/**
 * Returns a completely random color. Beautiful, isn't it?
 * Version 2 by Raymond Camden
 * 
 * @return Returns a string. 
 * @author Nathan Strutz (nathans@dnsfirm.com) 
 * @version 2, May 13, 2003 
 */
function randomColor() {
    var redColor = formatBaseN(randRange(0,255),16);
    var greenColor = formatBaseN(randRange(0,255),16);
    var blueColor = formatBaseN(randRange(0,255),16);
    
    if(len(redColor) is 1) redColor = "0" & redColor;
    if(len(greenColor) is 1) greenColor = "0" & greenColor;
    if(len(blueColor) is 1) blueColor = "0" & blueColor;

    return "##" & redColor & greenColor & blueColor;
}