The hex color #18c68d is a light color. The web-safe version is Hex
#00CC99. A complementary color is
#E73972. The grayscale version is
#797979. A 20% lighter version of the original color is
#4BF9C0, and Hex
#00935A is the 20% darker color. If the color is saturated by 10%, you get
#0ECE8F. If the color is desaturated by 10%, the color
#22BE8B is obtained.