Related Clues:

• Not at all bright
• Hardly fascinating
• In a boring way
• Like Soviet architecture
• Far from colorful
• Faded and dull
• Far from flashy
• Lacking in color
• Dull, as a color
• Dull and uninteresting
• Dull-colored, or just plain dull
• Olive shade
• Not so colorful
• Void of any va-va-voom
• Meh