The hex color #a6e044 is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#591FBB. The grayscale version is
#999999. A 20% lighter version of the original color is
#D9FF77, and Hex
#73AD11 is the 20% darker color. If the color is saturated by 10%, you get
#A7E73C. If the color is desaturated by 10%, the color
#A5D94C is obtained.