LION BRAND YARN-Crayola Cakes. For most of us, our first experiences with colors hav been with Crayola. The iconic green and yellow box is embedded in our childhood memories. Introducing Crayola Cakes, the first yarn in Lion Brand's exclusive yarn license with Crayola. Each Crayola Cake is a gradation, from dark to light, or a specific Crayola crayon color perfect for knitting, crochet, crafting or mommy or daddy and me projects.