The hex color #7c768c is a dark color. The web-safe version is Hex
#666699. A complementary color is
#838973. The grayscale version is
#7F7F7F. A 20% lighter version of the original color is
#AFA9BF, and Hex
#494359 is the 20% darker color. If the color is saturated by 10%, you get
#7C758D. If the color is desaturated by 10%, the color
#7C778B is obtained.