The hex color #a3d6dc is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#5C2923. The grayscale version is
#C7C7C7. A 20% lighter version of the original color is
#D6FFFF, and Hex
#70A3A9 is the 20% darker color. If the color is saturated by 10%, you get
#9FD8DE. If the color is desaturated by 10%, the color
#A7D5DA is obtained.