The hex color #3cd13c is a light color. The web-safe version is Hex
#33CC33. A complementary color is
#C32EC3. The grayscale version is
#6E6E6E. A 20% lighter version of the original color is
#6FFF6F, and Hex
#099E09 is the 20% darker color. If the color is saturated by 10%, you get
#37DB37. If the color is desaturated by 10%, the color
#41C741 is obtained.