The hex color #2da37f is a dark color. The web-safe version is Hex
#339966. A complementary color is
#D25C80. The grayscale version is
#707070. A 20% lighter version of the original color is
#60D6B2, and Hex
#00704C is the 20% darker color. If the color is saturated by 10%, you get
#26A881. If the color is desaturated by 10%, the color
#349E7D is obtained.