The hex color #a1b5fa is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#5E4A05. The grayscale version is
#C5C5C5. A 20% lighter version of the original color is
#D4E8FF, and Hex
#6E82C7 is the 20% darker color. If the color is saturated by 10%, you get
#9DB3FF. If the color is desaturated by 10%, the color
#A5B7F5 is obtained.