It happens I was re-reading my sister's book about fabric ("Poetic Cloth") yesterday, and yeah, no mention of this idea of "Primary Colors". When she explains h

It happens I was re-reading my sister's book about fabric ("Poetic Cloth") yesterday, and yeah, no mention of this idea of "Primary Colors". When she explains her practice she's basically just eyeballing it. Match a cloth or a thread against your target visually, hold them up to the light, that sort off thing. Which makes a lot of sense.