The hex color #ac3b69 is a dark color. The web-safe version is Hex
#993366. A complementary color is
#53C496. The grayscale version is
#707070. A 20% lighter version of the original color is
#DF6E9C, and Hex
#790836 is the 20% darker color. If the color is saturated by 10%, you get
#B23668. If the color is desaturated by 10%, the color
#A6406A is obtained.