The hex color #09cf36 is a light color. The web-safe version is Hex
#00CC33. A complementary color is
#F630C9. The grayscale version is
#5A5A5A. A 20% lighter version of the original color is
#3CFF69, and Hex
#009C03 is the 20% darker color. If the color is saturated by 10%, you get
#01DB32. If the color is desaturated by 10%, the color
#11C33A is obtained.