The hex color #a3d1ea is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#5C2E15. The grayscale version is
#CACACA. A 20% lighter version of the original color is
#D6FFFF, and Hex
#709EB7 is the 20% darker color. If the color is saturated by 10%, you get
#9FD2ED. If the color is desaturated by 10%, the color
#A7D0E7 is obtained.