The hex color #a8f34a is a light color. The web-safe version is Hex
#99FF33. A complementary color is
#570CB5. The grayscale version is
#A2A2A2. A 20% lighter version of the original color is
#DBFF7D, and Hex
#75C017 is the 20% darker color. If the color is saturated by 10%, you get
#A9FB41. If the color is desaturated by 10%, the color
#A7EB53 is obtained.