By utilizing slipped stitches, this pattern is a wonderful way to practice your color knitting.

With color A, cast on a multiple of 4 sts, +1 and knit one row.
Row 1 (Right side): With color B, * sl 1 wyib, k3; repeat from * to last st, sl 1 wyib.
Row 2: With color B, * sl 1 wyif, k3; repeat from * to last st, sl 1 wyif.
Row 3: With color A, k2, * sl 1 wyib, k3; repeat from * last 3 sts, sl 1 wyib, k2.
Row 4: With color A, k2, * sl 1 wyif, k3; repeat from * to last 3 sts, sl 1 wyif, k2.
Row 5: With color B, as row 1..
Row 6: With color B, as row 2.
Row 7: With color A, knit all sts.
Row 8: With color A, knit all sts.
Repeat rows 1- 8 till necessary for completing your project.

Knitting abbreviations:
Knit: K | Purl: P | Slip stitch purlwise: Sl
With yarn in front; wyif | With yarn in back: Wyib.