The hex color #a2f90a is a light color. The web-safe version is Hex
#99FF00. A complementary color is
#5D06F5. The grayscale version is
#8C8C8C. A 20% lighter version of the original color is
#D5FF3D, and Hex
#6FC600 is the 20% darker color. If the color is saturated by 10%, you get
#A4FF00. If the color is desaturated by 10%, the color
#A0EE17 is obtained.