The hex color #a0e8c0 is a light color. The web-safe version is Hex
#99FFCC. A complementary color is
#5F173F. The grayscale version is
#C3C3C3. A 20% lighter version of the original color is
#D3FFF3, and Hex
#6DB58D is the 20% darker color. If the color is saturated by 10%, you get
#9DECC0. If the color is desaturated by 10%, the color
#A3E4C0 is obtained.