The hex color #c5e567 is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#3A1A98. The grayscale version is
#B0B0B0. A 20% lighter version of the original color is
#F8FF9A, and Hex
#92B234 is the 20% darker color. If the color is saturated by 10%, you get
#C7EA60. If the color is desaturated by 10%, the color
#C3E06E is obtained.