1. Of black tinged with blue
   - blue-black

See also: achromatic, neutral

• opposed
• opposer
• opposing
• opposite
• opposite number
• opposite word
• oppositely
• oppositeness
• opposition
• oppositionist
• oppositive
• oppress
• oppressed
• oppression
• oppressive
• oppressively
• oppressiveness
• oppressor
• opprobrious
• opprobriously
• opprobrium
• oppugn
• oppugnant
• Ops
• Opsanus tau