royal blue

American  

noun

1. a deep blue, often with a faint reddish tinge.

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royal blue British  

noun

1. 1. a deep blue colour

   2. ( as adjective )

      a royal-blue carpet

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Etymology

Origin of royal blue

First recorded in 1810–20

Compare meaning

How does royal-blue compare to similar and commonly confused words? Explore the most common comparisons:

• cobalt blue vs. royal blue
• cobalt vs. royal blue

Example Sentences

With the petty cash Mr. Haber had given me, I’d found one at a Chinatown tailor shop: royal blue with a faint pattern of flowers.

From Literature

The dress was royal blue, covered in sparkling beads.

From Literature

In the video, Sides can be seen wearing a royal blue ballroom dancing outfit she has owned since becoming a professional dancer in 1988.

From BBC

As a late birthday present, Grandma had hand-sewn me a dashiki that was lime green and royal blue—my favorite colors.

From Literature

The vessels are glazed a deep, glossy royal blue.

From The Wall Street Journal