If you try it with fair isle, you're going to have yarn carried all the way across the back. I suppose you could use intarsia, with one strand of black for each line. You'll have a lot of strands hanging off the back as you knit, but it could work.
"Trust the pattern!"
Time flies like an arrow, but fruit flies like a banana.
Hop aboard while we follow the cloud-covered van of knitting harmony, man!! Woooo!! --Hedgehog
IngridKH on Ravelry