round berry color

Quick answer：

The term 'round berry color' refers to the coloration of round-shaped berries. Berry colors can vary widely, with common colors including red, blue, black, yellow, orange, and purple. The color can be indicative of the berry's ripeness, variety, and nutritional content. In botanical terms, the coloration is due to pigments like chlorophyll, carotenoids, flavonoids, and anthocyanins.