The hex color #3D3A30 is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C2C5CF. The grayscale version is
#383838. A 20% lighter version of the original color is
#706D63, and Hex
#0A0700 is the 20% darker color. If the color is saturated by 10%, you get
#3E3A2F. If the color is desaturated by 10%, the color
#3C3A31 is obtained.