Found some yellow:
http://www.ebay.com/itm/NEW-5-X-50g-BALLS-YELLOW-TASMIN-EYELASH-FEATHER-KNITTING-YARNS-WOOL-TRIMS-CRAFTS-/281049177974?pt=UK_Crafts_Knitting_Crochet_EH&hash =item416fd61f76

I can't vouch for how it compares to what I've used in the past...it is a different brand. The color looks pretty close, based on the picture. Buy at your own risk.