Related Clues:

• Like judge's robes to be disorderly
• Abstemious - grave
• Serious-minded
• Shade of Oxford blue
• In control of one's faculties
• Nearer black than white
• Not drunk
• Lacking illumination
• Far from drunk
• Dry - dull
• Obscure - sinister
• Deprived of light
• Serious — sombre
• Black, perhaps — night
• Abstinent