Flag of Ukraine bands of blue and yellow colour."" (). In addition to the normal horizontal format, many public buildings, such as Verkhovna rada in Ukraine use vertical flags. Most town halls fly their town flag together with the national flag in this way; some town flags in Ukraine exist only in vertical form. The proportions of these vertical flags are not specified. When hung like a banner or draped, the blue band should be on the left, as illustrated. When flown from a vertical flagpole, the blue band must face the mast. The flag did not appear on Ukrainian official postal stamp
Flag of Australia have trouble displaying the shade of blue in the table above. The flag may be reproduced in a single colour, with the colour being either black or one of the two colours of the flag, albeit blue is generally preferred for single-colour productions. Guidelines for flying the flag are laid out in the 1953 Flags Act and in a pamphlet entitled "The Australian National Flag", which is published by the Australian Government on an infrequent basis. The guidelines say that the Australian National Flag is allowed to be flown on every day of the year, and that it "should be