Flag of Australia
CurrentSovereign stateISO AU · AUS
Colours
No official specificationNo official source specifies these colours. The figures below are conventional values in wide use.
| Colour | HEX | RGB |
|---|---|---|
blue | #00008B | 0 0 139 |
| Widely used approximation · See Australian Flags booklet (2024) | ||
white | #FFFFFF | 255 255 255 |
| Widely used approximation · Name from Flags Act 1953 (compilation, Act No. 1 of 1954 as amended) | ||
red | #E4002B | 228 0 43 |
| Widely used approximation · See Australian Flags booklet (2024) | ||
Construction sheet
The Union Jack occupies the upper quarter next the staff, with a large white star below it and five white stars in the half of the flag further from the staff.
- Proportion (height:length)
- 1:2
- Commonwealth Star
- Seven points; outer diameter 3/10 of the hoist; centre 1/4 of the hoist from the bottom edge, on the Union Jack's middle line
- Southern Cross stars
- Four seven-pointed stars 1/7 of the hoist across and one five-pointed star 1/12 across, placed as in Table B
- Star points
- Inner diameter 4/9 of outer diameter
Sources: Flags Act 1953 (compilation, Act No. 1 of 1954 as amended); Australian Flags booklet (2024)
Sources
- Flags Act 1953 (compilation, Act No. 1 of 1954 as amended). Commonwealth of Australia (Federal Register of Legislation), 14 Feb 1954. Accessed 4 Oct 2026.
- Australian Flags booklet (2024). Department of the Prime Minister and Cabinet, 18 Nov 2024. Accessed 4 Oct 2026.