The hex color #c3e46b is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#3C1B94. The grayscale version is
#B1B1B1. A 20% lighter version of the original color is
#F6FF9E, and Hex
#90B138 is the 20% darker color. If the color is saturated by 10%, you get
#C5E964. If the color is desaturated by 10%, the color
#C1DF72 is obtained.