The hex color #9eff5c is a light color. The web-safe version is Hex
#99FF66. A complementary color is
#6100A3. The grayscale version is
#A8A8A8. A 20% lighter version of the original color is
#D1FF8F, and Hex
#6BCC29 is the 20% darker color. If the color is saturated by 10%, you get
#9DFF54. If the color is desaturated by 10%, the color
#9FF664 is obtained.