The hex color #535682 is a dark color. The web-safe version is Hex
#666699. A complementary color is
#ACA97D. The grayscale version is
#646464. A 20% lighter version of the original color is
#8689B5, and Hex
#20234F is the 20% darker color. If the color is saturated by 10%, you get
#515585. If the color is desaturated by 10%, the color
#55577F is obtained.