The hex color #c2ef5f is a light color. The web-safe version is Hex
#CCFF66. A complementary color is
#3D10A0. The grayscale version is
#B0B0B0. A 20% lighter version of the original color is
#F5FF92, and Hex
#8FBC2C is the 20% darker color. If the color is saturated by 10%, you get
#C4F557. If the color is desaturated by 10%, the color
#C0E967 is obtained.