The hex color #a8b1e5 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#574E1A. The grayscale version is
#BFBFBF. A 20% lighter version of the original color is
#DBE4FF, and Hex
#757EB2 is the 20% darker color. If the color is saturated by 10%, you get
#A6B0E9. If the color is desaturated by 10%, the color
#AAB2E1 is obtained.