Do QR codes have to be black?

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Tags

  1. #against
  2. #black
  3. #colored
  4. #standard
  5. #should
  6. #color
  7. #background
  8. #apply
  9. #embed
  10. #light
  11. #scanned
  12. #order
  13. #colors
  14. #placed
  15. #affecting
  16. #scanability
  17. #without
  18. #multiple
  19. #thumb
  20. #generally
  21. #white
  22. #gradient