The hex color #a8f8c0 is a light color. The web-safe version is Hex
#99FFCC. A complementary color is
#57073F. The grayscale version is
#CBCBCB. A 20% lighter version of the original color is
#DBFFF3, and Hex
#75C58D is the 20% darker color. If the color is saturated by 10%, you get
#A5FDBF. If the color is desaturated by 10%, the color
#ABF3C1 is obtained.