The hex color #18c25d is a light color. The web-safe version is Hex
#00CC66. A complementary color is
#E73DA2. The grayscale version is
#686868. A 20% lighter version of the original color is
#4BF590, and Hex
#008F2A is the 20% darker color. If the color is saturated by 10%, you get
#10CB5C. If the color is desaturated by 10%, the color
#20B95E is obtained.