Shamrock green is a tone of green that represents the color of shamrocks, a symbol of Ireland.
The first recorded use of shamrock as a color name in English was in the 1820s (exact year uncertain).
This green is also defined as Irish green Pantone 347.
This green is used as the green on the national flag of Ireland.
It is customary in Ireland, Australia, New Zealand, Canada, and the United States to wear this or any other tone of green on St. Patrick's Day, 17 March.
The State of California uses this shade of green of the grass under the bear on their state flag.
The Boston Celtics of the National Basketball Association use this shade for their uniforms, logos, and other memorabilia.