The hex color #a9f8cc is a light color. The web-safe version is Hex
#99FFCC. A complementary color is
#560733. The grayscale version is
#CFCFCF. A 20% lighter version of the original color is
#DCFFFF, and Hex
#76C599 is the 20% darker color. If the color is saturated by 10%, you get
#A5FCCC. If the color is desaturated by 10%, the color
#ADF4CC is obtained.