The hex color #a3f05a is a light color. The web-safe version is Hex
#99FF66. A complementary color is
#5C0FA5. The grayscale version is
#A4A4A4. A 20% lighter version of the original color is
#D6FF8D, and Hex
#70BD27 is the 20% darker color. If the color is saturated by 10%, you get
#A3F853. If the color is desaturated by 10%, the color
#A3E861 is obtained.