Blue
6 designs
Blue, ultramarine, Prussian, slate, turquoise.
- Swatch
- #2F6191
- Primary color of
- 2 designs
Children's Day - Friends1rs · India · 1977
10th African Cup of Nations10c · Ethiopia · 1976
The West Indies World Cricket Cup Winners 197510c · Jamaica · 1976
United Nations 25th Anniversary6c · United States · 1970
Microwave links Algiers-Annaba0.85nf · Algeria · 1964
To the Fine Arts5c · United States · 1964