The hex color #77633c is a dark color. The web-safe version is Hex
#666633. A complementary color is
#889CC3. The grayscale version is
#5D5D5D. A 20% lighter version of the original color is
#AA966F, and Hex
#443009 is the 20% darker color. If the color is saturated by 10%, you get
#7A6439. If the color is desaturated by 10%, the color
#74623F is obtained.