The hex color #b690c2 is a light color. The web-safe version is Hex
#CC99CC. A complementary color is
#496F3D. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#E9C3F5, and Hex
#835D8F is the 20% darker color. If the color is saturated by 10%, you get
#B78DC4. If the color is desaturated by 10%, the color
#B593C0 is obtained.