What was one of gainsboroughs famous paintings?

One of Thomas Gainsborough's most famous paintings is "The Blue Boy," created around 1770. This portrait features a young boy dressed in an elegant blue outfit and is celebrated for its vibrant color and exquisite brushwork. The painting exemplifies Gainsborough's mastery in capturing the textures of fabric and the play of light, making it a quintessential example of 18th-century British portraiture. "The Blue Boy" is now part of the collection at the Huntington Library in California.