Resene colours are formatted for use in Chief Architect X3 and are available for downloading free from the Chief Architect X3 manufacturer content section — you'll find it in the Paint & Wallpaper section. Quick and easy, it's a great way to use your favourite Resene colours within your Chief Architect design.
Alternatively, if you prefer to work from jpegs or are using an earlier version of Chief Architect, you can use the full range of Resene jpegs, available for downloading free online.