Some colors are unique to 2006&colon; silver and charcoal grey. The plumage can range from charcoal grey to light brown. Sports uniforms reflect the school colours of peacock teal, charcoal grey, black and white. Its colouring is between charcoal grey and chocolate brown with paler underparts. The yellow and charcoal grey have become standard BWBF set colours. The head in older females has a charcoal grey cap. The juveniles are quite different, with charcoal grey upperparts and chestnut brown lowerparts. Form ones to form fours wear charcoal grey shorts and shirts with the school tie. Healthy Haibane wings are charcoal grey and are too small to be functional. The upperparts of the male are charcoal grey with scattered white spots and streaks. Popular colors were charcoal grey, green tones, blue tones, purple, and orchid pink.