The hex color #c3d45c is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#3C2BA3. The grayscale version is
#A6A6A6. A 20% lighter version of the original color is
#F6FF8F, and Hex
#90A129 is the 20% darker color. If the color is saturated by 10%, you get
#C6D955. If the color is desaturated by 10%, the color
#C0CF63 is obtained.