Possible Clues:

• Deep rich shade of colour
• (Regal?) colour
• Your be-all (anag) - shade
• Colour your label differently
• Shade from majestic sort of gum
• Libertine's put bally degenerate in the shade!
• Shade too much spending by Monarch?
• Colour of ball you re kicking about
• A shade sad after Diana, perhaps
• You'll bear moving in the shade