The hex color #a1e50b is a light color. The web-safe version is Hex
#99CC00. A complementary color is
#5E1AF4. The grayscale version is
#868686. A 20% lighter version of the original color is
#D4FF3E, and Hex
#6EB200 is the 20% darker color. If the color is saturated by 10%, you get
#A4EF00. If the color is desaturated by 10%, the color
#9EDB17 is obtained.