PERSON@1 and PERSON@2 A Dictionary of Color New York NUMBER@1 McGraw-Hill Page NUMBER@2 ; Color Sample of Cerulean : Page NUMBER@3 Plate NUMBER@4 Color Sample NUMBER@5 The word is probably derived from the Latin word caeruleus , `` dark blue , blue or blue-green '' , which in turn probably derives from caelulum , diminutive of caelum , `` heaven , sky '' .

PERSON@1 and PERSON@2 A Dictionary of Color New York NUMBER@1 McGraw-Hill Page NUMBER@2 ; Color Sample of Cerulean : Page NUMBER@3 Plate NUMBER@4 Color Sample NUMBER@5 Meaning of cerulean Cerulean represents the `` sky '' or `` heavens '' , or sometimes the ocean .
