From fabric.com, we can get Cotton Broadcloth Purple for 2.98/yd, 44" w. Also have turquoise, orange, lime, red, kelly green, lemon yellow...free shipping over $35, plenty in stock, free return shipping. They cut yards as 37", which adds up -- have always had good luck with them. Rounding up to 62 yards (bit over 2 yds per 29 pairs of bloomers), we're talking $186. Maybe add a few more yards to do straps in contrasting color?
Penny Rose Shabby Strawberry Houndstooth Red from @fabricdotcom Designed by Rebecca Baer for Penny Rose, this cotton print is perfect for quilting, apparel and home decor accents. Colors include shades of red.