The hex color #ac4c2c is a dark color. The web-safe version is Hex
#993333. A complementary color is
#53B3D3. The grayscale version is
#616161. A 20% lighter version of the original color is
#DF7F5F, and Hex
#791900 is the 20% darker color. If the color is saturated by 10%, you get
#B34A27. If the color is desaturated by 10%, the color
#A54E31 is obtained.