The hex color #2e3f34 is a dark color. The web-safe version is Hex
#333333. A complementary color is
#D1C0CB. The grayscale version is
#363636. A 20% lighter version of the original color is
#617267, and Hex
#000C01 is the 20% darker color. If the color is saturated by 10%, you get
#2D4034. If the color is desaturated by 10%, the color
#2F3E34 is obtained.