Cambridge Blue (colour) of R 163, G 193, B 173. This colour is actually a medium tone of spring green. Spring green colours are colours with an h code (hue code) of between 135 and 165; this colour has an h code of 140, putting it within the range of spring green colours on the . The other (less traditional) colours selected for the house style are Pantone 285 (blue), 158 (orange), 369 (green), 513 (purple) and 7466 (teal). Pantone 032 (red) and 109 (yellow) feature in the official University coat of arms. The jerseys of the NSW Waratahs have been Cambridge Blue
Budgerigar colour genetics from oranges, peaches, pinks to reds. When these feathers are exposed to a white light source, such as sunlight, only the blue part of the spectrum is reflected by the eumelanin granules. This reflected blue light passes through the yellow pigment layer, resulting in the green colouration known as "lightgreen" in only the budgerigar and/or "green" in any other naturally green coloured parrot species. The many colour variations of budgerigars, such as albino, blue, cinnamon, Clearwinged, the various Fallows, Grey, Greygreen, Greywing, Lutino, Mauve, Olive, Opaline, Spangled, Suffused and Violet are the result of mutations that have occurred within specific