The hex color #772c3c is a dark color. The web-safe version is Hex
#663333. A complementary color is
#88D3C3. The grayscale version is
#4A4A4A. A 20% lighter version of the original color is
#AA5F6F, and Hex
#440009 is the 20% darker color. If the color is saturated by 10%, you get
#7B293B. If the color is desaturated by 10%, the color
#732F3D is obtained.