Download Hex2RGB For Alfred v2 Only.
Usage
> hex2rgb hex color or color name
Default action copies RGB value to clipboard. Use alt+enter to paste immediately.
The icon color preview is generated on-the-fly. In order not generate potentially hundreds of icons, every time the command is run, it cleans out the icon folder. Full disclosure, it does this via rm icon/*
The video shows how to change this if you’d like to
You can download Alfred App for free here: http://www.alfredapp.com/.
To kick things up a notch with extensions and more, get the Powerpack for Alfred.