The hex color #84ee4c is a light color. The web-safe version is Hex
#99FF33. A complementary color is
#7B11B3. The grayscale version is
#959595. A 20% lighter version of the original color is
#B7FF7F, and Hex
#51BB19 is the 20% darker color. If the color is saturated by 10%, you get
#82F745. If the color is desaturated by 10%, the color
#86E553 is obtained.