The hex color #18b718 is a dark color. The web-safe version is Hex
#00CC00. A complementary color is
#E748E7. The grayscale version is
#4D4D4D. A 20% lighter version of the original color is
#4BEA4B, and Hex
#008400 is the 20% darker color. If the color is saturated by 10%, you get
#13C213. If the color is desaturated by 10%, the color
#1DAC1D is obtained.