Size/Gauge: Approximately 10.7 times bigger than your 3-round square. Sample measures 43” square.

This pattern was tested for colour blind accessibility by https://www.color-blindness.com/coblis-color-blindness-si... It will also still make sense when printed in the black/white setting on your printer.

Total yardage: 1850 yards
Squares: 1275 yards
Join: 575 yards

Yardage as per the sample:
Blue: 300 yards Red: 425 yards
Yellow: 200 yards Green: 175 yards
White squares: 175 yards