The hex color #a8e4c0 is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#571B3F. The grayscale version is
#C4C4C4. A 20% lighter version of the original color is
#DBFFF3, and Hex
#75B18D is the 20% darker color. If the color is saturated by 10%, you get
#A5E7C0. If the color is desaturated by 10%, the color
#ABE1C0 is obtained.