The hex color #5d598c is a dark color. The web-safe version is Hex
#666699. A complementary color is
#A2A673. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#908CBF, and Hex
#2A2659 is the 20% darker color. If the color is saturated by 10%, you get
#5C578F. If the color is desaturated by 10%, the color
#5E5B89 is obtained.