The hex color #a9d74a is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#5628B5. The grayscale version is
#999999. A 20% lighter version of the original color is
#DCFF7D, and Hex
#76A417 is the 20% darker color. If the color is saturated by 10%, you get
#ABDD42. If the color is desaturated by 10%, the color
#A7D152 is obtained.