The hex color #0ff66f is a light color. The web-safe version is Hex
#00FF66. A complementary color is
#F00990. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#42FFA2, and Hex
#00C33C is the 20% darker color. If the color is saturated by 10%, you get
#04FF6E. If the color is desaturated by 10%, the color
#1AEA70 is obtained.