The hex color #452B5E is a dark color. The web-safe version is Hex
#333366. A complementary color is
#BAD4A1. The grayscale version is
#454545. A 20% lighter version of the original color is
#785E91, and Hex
#12002B is the 20% darker color. If the color is saturated by 10%, you get
#452861. If the color is desaturated by 10%, the color
#452E5B is obtained.