The hex color #9a99df is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#656620. The grayscale version is
#B1B1B1. A 20% lighter version of the original color is
#CDCCFF, and Hex
#6766AC is the 20% darker color. If the color is saturated by 10%, you get
#9897E4. If the color is desaturated by 10%, the color
#9C9BDA is obtained.