If you need precise thread color matching,
you need a Robison-Anton Embroidery Thread Color Card!
These cards contain actual thread samples of each color, as well as the matching
Pantone number for each color and a Robison-Anton number to Pantone number cross-reference
guide on the back for quick lookup.
Actual size is about 30 inches wide by 14 inches tall.
The Polyester color card includes all 453 polyester colors.
The Rayon color card includes all 370 solids, plus 29 Variegated
and 21 Twister Tweeds.