The hex color #674b3c is a dark color. The web-safe version is Hex
#663333. A complementary color is
#98B4C3. The grayscale version is
#4F4F4F. A 20% lighter version of the original color is
#9A7E6F, and Hex
#341809 is the 20% darker color. If the color is saturated by 10%, you get
#694B3A. If the color is desaturated by 10%, the color
#654B3E is obtained.