The hex color #2f816f is a dark color. The web-safe version is Hex
#339966. A complementary color is
#D07E90. The grayscale version is
#606060. A 20% lighter version of the original color is
#62B4A2, and Hex
#004E3C is the 20% darker color. If the color is saturated by 10%, you get
#2A8471. If the color is desaturated by 10%, the color
#347E6D is obtained.