The hex color #4b529c is a dark color. The web-safe version is Hex
#336699. A complementary color is
#B4AD63. The grayscale version is
#686868. A 20% lighter version of the original color is
#7E85CF, and Hex
#181F69 is the 20% darker color. If the color is saturated by 10%, you get
#4850A1. If the color is desaturated by 10%, the color
#4E5497 is obtained.