The hex color #27a81c is a dark color. The web-safe version is Hex
#339933. A complementary color is
#D857E3. The grayscale version is
#4E4E4E. A 20% lighter version of the original color is
#5ADB4F, and Hex
#007500 is the 20% darker color. If the color is saturated by 10%, you get
#23B117. If the color is desaturated by 10%, the color
#2B9F21 is obtained.