Possible Clues:

• Lightly coloured
• Can, perhaps, Edward be just a shade like this?
• Sounds as if his mettle makes him just a shade different
• It's a little lousy to get back to Edward just a shade
• Lightly colored
• Coloured slightly, spectacles or windscreens
• That 26 acrossed, just a shade (6)
• Is he just a shade metallic?
• Colored lightly
• Coloured slightly, as hair may be