The hex color #a9f26b is a light color. The web-safe version is Hex
#99FF66. A complementary color is
#560D94. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#DCFF9E, and Hex
#76BF38 is the 20% darker color. If the color is saturated by 10%, you get
#A9F964. If the color is desaturated by 10%, the color
#A9EB72 is obtained.