TEST_START: 07_color_response_test
  RED  X=1405 Y=1744 Z=291
  GRN  X=863 Y=4158 Z=348
  BLU  X=1349 Y=2131 Z=3764
  WHT  X=2419 Y=6910 Z=3827
TEST_PASS: 07_color_response_test
