Possible Clues:

• Colours indeed must include initially light blue
• Shows age, as newspaper
• Colours moving slowly around Spain
• Perhaps how one cries if it gets a shade too old
• Gets just a shade like this with age
• Give vent to cries of pain with such shades of advancing years
• Primary colours
• Shows age, in a way
• With age one cries out like this, it seems
• Turns colors, as old newspaper