The hex color #e4e3f5 is a light color. The web-safe version is Hex
#CCCCFF. A complementary color is
#1B1C0A. The grayscale version is
#E9E9E9. A 20% lighter version of the original color is
#FFFFFF, and Hex
#B1B0C2 is the 20% darker color. If the color is saturated by 10%, you get
#E3E2F6. If the color is desaturated by 10%, the color
#E5E4F4 is obtained.