The hex color #4e645c is a dark color. The web-safe version is Hex
#666666. A complementary color is
#B19BA3. The grayscale version is
#5A5A5A. A 20% lighter version of the original color is
#81978F, and Hex
#1B3129 is the 20% darker color. If the color is saturated by 10%, you get
#4D655C. If the color is desaturated by 10%, the color
#4F635C is obtained.