The hex color #63e41c is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#9C1BE3. The grayscale version is
#767676. A 20% lighter version of the original color is
#96FF4F, and Hex
#30B100 is the 20% darker color. If the color is saturated by 10%, you get
#61EF13. If the color is desaturated by 10%, the color
#65D925 is obtained.