Definition of "royal purple" []

• A moderate or strong violet to deep purple or dark reddish purple. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Great, soft, powdery clumps of golden-rod projected their heads from the closely interwoven thicket, and leaned lovingly over the stream, while the royal purple of tall asters was displayed in bending plumage at their side."
• "There was cactus growing on the bluffs, a pale bristling green against the royal purple of the amorpha."
• "We held each other against a backdrop of royal purple rhododendrons and snowy camelias."