Blue and Royal blue

Blue

Blue noun - The expanse of air surrounding the earth.

Royal blue and blue are semantically related. In some cases you can use "Royal blue" instead an adjective "Blue".

Nearby Words: blues, blued, bluish, blueing, bluet

Royal blue

Royal blue noun - A shade of blue tinged with purple.
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Synonyms for Royal blue

Blue and royal blue are semantically related. Sometimes you can use "Blue" instead a noun phrase "Royal blue".
Cite this Source
Royal blue and Blue. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/blue/royal_blue
Blue & Royal blue. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/blue/royal_blue>.
Royal blue or Blue. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/blue/royal_blue.
Google Ngram Viewer shows how "blue" and "royal blue" have occurred on timeline