The hex color #b29cd5 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#4D632A. The grayscale version is
#B6B6B6. A 20% lighter version of the original color is
#E5CFFF, and Hex
#7F69A2 is the 20% darker color. If the color is saturated by 10%, you get
#B299D8. If the color is desaturated by 10%, the color
#B29FD2 is obtained.