The colour components should all belong to [-1,1]

URL of the experiment:

Description of the problem:
unfortunately, we encountered the following error

  • the colour components should all belong to [-1,1]

Try to rerun the experiment. If the error persists, contact the experiment designer.

Hi. Are you trying to set colour values as 0 to 255 or 00 to FF instead of -1 to 1?

this is my Url: Psychopy Project [PsychoPy]
please tell me where I have made an error.

Your background colour. Look in Experiment Settings / Screen in Builder

// open window:
  fullscr: true,
  color: new util.Color([255, 255, 255]),
  units: 'height',
  waitBlanking: true