Related Clues:

• Shade of blue?
• Tried-and-true
• "No argument here"
• 'Granted ...'
• One of two test choices
• In perfect alignment
• Opposite of false
• Undisputed
• Marked with a 'QED'
• Even (up)
• Like Robin Hood's aim
• ''That's correct''
• "Right you are"
• Make level
• Not tall