Sky blue. Represented in royal arms by the planet Jupiter, in
noblemen's by the sapphire. The ground of the old shield of France was
azure. Emblem of fidelity and truth. Represented in heraldic devices by
horizontal lines.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
Amy Lowell: Azure and Gold - April had covered the hills With flickering yellows and reds, The sparkle and coolness of snow Was blown from the mountain beds.
Azure - Azure Sky blue. Represented in royal arms by the planet Jupiter, in noblemen's by the sapphire. ...
