Lion Brand Vanna's Choice is a classic worsted acrylic that wears and washes well, and is available in a wide range of shades.  

Fibre: 92-100% acrylic, 0-8% rayon/other
Weight: #4 - worsted
Yardage: 145-170y/133-156m
Knit Gauge: #9 (5.5mm) 16st 22r
Crochet Gauge: J-10 (6mm) 12sc 15r