The hex color #63ff1c is a light color. The web-safe version is Hex
#66FF33. A complementary color is
#9C00E3. The grayscale version is
#7F7F7F. A 20% lighter version of the original color is
#96FF4F, and Hex
#30CC00 is the 20% darker color. If the color is saturated by 10%, you get
#60FF12. If the color is desaturated by 10%, the color
#66F226 is obtained.