The hex color #a3d1f9 is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#5C2E06. The grayscale version is
#CFCFCF. A 20% lighter version of the original color is
#D6FFFF, and Hex
#709EC6 is the 20% darker color. If the color is saturated by 10%, you get
#9FD1FD. If the color is desaturated by 10%, the color
#A7D1F5 is obtained.