The hex color #30a53d is a dark color. The web-safe version is Hex
#339933. A complementary color is
#CF5AC2. The grayscale version is
#5B5B5B. A 20% lighter version of the original color is
#63D870, and Hex
#00720A is the 20% darker color. If the color is saturated by 10%, you get
#2CAC3A. If the color is desaturated by 10%, the color
#349E40 is obtained.