The hex color #52664c is a dark color. The web-safe version is Hex
#666633. A complementary color is
#AD99B3. The grayscale version is
#575757. A 20% lighter version of the original color is
#85997F, and Hex
#1F3319 is the 20% darker color. If the color is saturated by 10%, you get
#52684B. If the color is desaturated by 10%, the color
#52644D is obtained.