The hex color #2d3133 is a dark color. The web-safe version is Hex
#333333. A complementary color is
#D2CECC. The grayscale version is
#303030. A 20% lighter version of the original color is
#606466, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#2D3133. If the color is desaturated by 10%, the color
#2D3133 is obtained.