The hex color #47666c is a dark color. The web-safe version is Hex
#336666. A complementary color is
#B89993. The grayscale version is
#5E5E5E. A 20% lighter version of the original color is
#7A999F, and Hex
#143339 is the 20% darker color. If the color is saturated by 10%, you get
#45676D. If the color is desaturated by 10%, the color
#49656B is obtained.