The color of espresso is a complex subject. While often perceived as black, it is, in fact, a very dark brown. This deep brown hue arises from the extraction process, where hot water is forced through finely-ground, roasted coffee beans. The specific shade can vary depending on factors such as the bean origin, roast level, and brewing method. A perfectly pulled shot displays a rich, reddish-brown crema, further contributing to the overall color perception.
Understanding the true color of espresso is essential for coffee professionals and enthusiasts alike. Accurate color assessment provides valuable insights into the extraction quality and the potential flavor profile. A lighter brown may indicate under-extraction and a sour taste, while an excessively dark, almost black, color can signify over-extraction and bitterness. Historically, the color of the brewed coffee has been a key indicator of quality and has played a significant role in developing roasting and brewing techniques.