The hex color #c65f39 is a dark color. The web-safe version is Hex
#CC6633. A complementary color is
#39A0C6. The grayscale version is
#757575. A 20% lighter version of the original color is
#F9926C, and Hex
#932C06 is the 20% darker color. If the color is saturated by 10%, you get
#CE5D33. If the color is desaturated by 10%, the color
#BE613F is obtained.