The hex color #a1b3e7 is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#5E4C18. The grayscale version is
#BEBEBE. A 20% lighter version of the original color is
#D4E6FF, and Hex
#6E80B4 is the 20% darker color. If the color is saturated by 10%, you get
#9EB2EB. If the color is desaturated by 10%, the color
#A4B4E3 is obtained.