steel blue

noun

Definition of steel blue

1 :a grayish blue
2 :any of the blue colors assumed by steel at various temperatures in tempering

Recent Examples of steel blue from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'steel blue.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of steel blue

1803


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