[1] The official Oxford branding guidelines set its definition as Pantone 282, equivalent to the hex code #002147.

However it is used in combination with other colours on the blades of Ardingly, Bristol Ariel, City of Oxford, Isle of Ely, Sudbury, Torquay, and Hatfield College (Durham) clubs, Dragon School (Oxford), and by various Oxford colleges, most notably Oriel and Green Templeton.

[3] The colour (or a very close variant said to be the same) is used by the Toronto Argonauts of the Canadian Football League; Wycombe Wanderers F.C.

; and universities commonly known as Toronto;[4] Penn State;[5] Georgetown;[6] Michigan (as to many athletics teams);[7] and Berkeley.

[8] The colour was originally chosen by Charles Wordsworth and Thomas Garnier, two members of the 1829 Boat Race crew using "the Christ Church guernsey as our pattern (four of the crew being Christ Church men), only with a broader and darker blue, instead of black stripe.